50以内的加减运算

50以内的加减运算
50以内的加减运算

17-10= 16-1= 18-5= 12+8= 11+8= 13-6= 15+2= 12+5= 12+1= 12+2= 12+3= 12+4= 12+5= 12+6= 12+7= 12+8= 12+9= 12+10= 12+11= 11-1= 11-2= 11-3= 11-4= 11-5= 11-6= 11-7= 11-8= 11-9= 16-2= 16-3= 13+5-6= 19-5+4= 12-4+8=12+8-7=3+6+1=10-1+4=11+2-8=10-2+9=6+10+2=9-7+3=3+12-4=18+2-4=15-7+7=1+5-3=7-2+6=7+3+2=10-9+9=10+8-5=15-5+4= 9+5+4= 18+2-7=10+6-7= 13+4+3=16-8+1=8+9-7= 10+9-8=15+4-2=17-9+2=12+4+3=5+15-7=9+7-2=8+8+2=9+4-5=2+9+3=5+5+5=15+3+2=9+5-2=8+4-11=19-8+1=14+6-5= 12+3-7=9+2+5=6+9+4=14+6-2=10+4-8=9+5+4=7+3+4=16-4+4=8-2+5=8-6+4=9-2+7=7+13-2=6+3-4=5+4+7=7+3+5=6+1+7=9+7-16=15+3-3=19-18+2=10-7+1=18-5= 12+8= 11+8= 13-6= 15+2= 12+5= 12+1= 12+2= 12+3= 12+4= 12+5= 12+6= 12+7= 12+8= 12+9= 17-7= 13+6= 16-1= 12+3= 16-2= 12+8= 13+4= 15-4= 13+2= 16-3= 13+1= 15-1= 14+2= 12+5= 18-0= 16-10 =5 - 4 =9 - 4 =16- 1 =7 +10 =9 -0 =18+ 1 = 6 +10 = 4 -0 =18-12 =17-17 =10+ 2 =10-10 =9 -0 =15-0 = 4 + 1 =0 +16 =2 + 2 =13-12 = 4 +12 =13+ 4 =6 - 5 =15-13 =14+ 1 = 3 +12 =0 +0 =0 +17 =7 - 2 = 2 +14 =11-10 =9-3+5= 8-8+4= 11+2-3= 10+7-2= 19-2-4=10+7-2=19-8+3=4+5+9=5+12+2=3+8+7=11+6-2=7+6-2=9+3+8=6+9-6=9+4+7=7+3-5=1+8+9=7+10-2=12-4+4=5+5+6=8-8+14=8+5-1=9-5+7=18-4+5=19-6+8=13-5+8=11+1+5=10+5+5=7+1+7=7-4+8=1+9+2=6+3+3=10+8-1=8+11-5=12+5+3=

7+8-9=4+1+7=4-3+16=9+5-3=6+11+2=13-5+9=6+3+3=12+6=9+2-7=3+4+7=3+5+8=4+4+5=8+12-4=1+10+8=8+0+12=6+6+6=4+7-1=5+6+4=3+5+3=10+8-9=9+4+2=7-4+14=9+9-1=6+4+7=4-1+7=8-1+5=6+14-3=9+4-13=8+1+5=12+5+1=3+5+7=3+10-2=19-2-1=6+7+3=2+4+9=9-5+7=5+7+7=2+8+2=4+9+3=3+1+8=7-1+14=7-7+6=7+8+1=5+9-4=6+13-8=14+6-1=8+3+5=9-1+8=4+8+4=8-4+8=4+11+3=7+12-13=5-4+9=5+7+1=9+3-6=8 + 7 - 9 = 9 + 8 - 1 = 7 + 3 - 7 = 7 + 9 - 3 = 4 + 2 - 1 = 4 + 8 - 2 = 8 + 5 - 5 = 6 + 3 - 8 = 7 + 7 - 3 = 9 + 5 - 6 = 7 + 5 - 9 = 4 + 5 - 3 = 9 + 1 0 - 6 = 3 + 4 - 7 = 8 + 2 - 8 = 9 + 2 - 1 = 9 + 9 - 2 = 9 + 6 - 3 = 5 + 5 - 9 = 2 + 8 - 7 = 10 + 7 - 5 = 7 + 1 - 7 = 6 + 4 - 2 = 4 + 3 - 6 = 9 + 1 - 10 = 3 + 10 - 4 = 9 + 2 - 7 = 4 + 16 - 9 = 13 + 6 - 8 = 7 + 6 - 8 = 3 + 9 - 6 = 7 + 8 - 5 = 9 + 7 - 4 =

1 + 3 -

2 = 10 + 1 - 8 = 5 + 2 - 10 = 6 + 5 - 10 =

2 + 8 - 6 = 9 +

3 - 9 =

4 + 6 - 6 = 7 + 9 - 3 = 12 + 7 - 6 = 4 + 6 - 1 = 2 + 7 - 2 = 3 + 8 - 6 = 12 + 4 - 7 = 10 + 9 - 9 = 7 + 4 - 4 =

5 + 9 - 1 = 3 +

6 - 5 =

7 + 2 - 5 = 5 + 5 -

8 = 2 + 3 - 4 = 5 +

9 - 5 = 4 + 4 - 2 = 6 + 4 - 1 = 5 + 7 - 1 = 7 + 3 - 5 = 3 + 7 - 3 = 6 + 4 - 6 =

50 以内口算练习一班级姓名分数

26+29-32= 35+18-39=47-26+13=

42-13+15= 37-18+9= 31-26+28=

41-15+8= 37-26+7= 43-19+7=

27-19+24= 26-19+18= 15+27+18=

29+8-19= 27-18+16= 45-19+3=

41-23-5= 45-29+7= 26+8+34=

34-19+26= 36+9-19= 34-6-18=

25+7-13= 34+7-28= 31-15-8= 32-16+9= 33-28+14= 41-19+28= 42-29+11=

36-7+18= 42-33+17= 19+27+4= 37-6= 49-18-22= 28+15-14= 41-29+15=

31-17+14= 23-8+32= 32-24+7=

9+33-19= 35+8-16= 42-18-13=

31-8+16= 23+18+3= 47-18+5= 31-27+9=

42-18-15= 26+38-46= 42-19+7=

44-19+9=49-16+16= 9+33+5= 43-26-9=

26+9-16= 43-8-15= 19+5+28= 24+6-14=

8+9+19= 31-28+7= 31-16+33=

32-14+17= 32-9-14= 49-33+16=

32-18+23= 31-5+36= 35+7-17=

31-6+28= 21-9+20= 12-7+40= 40+9-13=

11-5+45= 32-10+16= 12+19+5=

19+12-14= 38+5-19= 6+20-17=

41-6-17= 14+7+25= 21+6-15= 49+6-17=

16+28-18= 28-19+5= 30+6-19=

25+18+5= 9+25+7= 37+9-18= 6+28-16=

40+7-19= 26+15+9= 27+18-18=

9+24-15= 16+15-14= 14+29-18=

35+7-15= 14+8+40= 27+7-16=

15+23-19= 42+7-14= 46+4-32=

35+6-26= 27+14-16=

50 以内口算练习二班级姓名

43-6-23= 38-29+15= 41-37+9= ()+5=32

27-9+18= 33-6-13= 22-9+14= 12+28-16=

44-25-9= 41-39+8= 42+8-17= 25-6+12=

26+19-18= 25+()=44 42-26-4= 37+9-18=

46-37+9= 20+17-19= 31-()=15 42-18-15=

48-17-18= 38-11-19= 27-()=20 35-7+9=

14+()=48 36-18-9= 44-7-17 = 22+18-19=

40-4-18 = 14+26-18 = 36-19-8= 47-18-13=

15+25-18= ()+18=32 34-10-9= 18+18-19=

34-9-18= 18+26-19= ()-12=30 7+25-18= ()-8=28 34-4-19= 11+39-28 = 31-16-9=

17+12-18 = 35-8-16= 16+13+9= 25+8+17= ()+15=38 8+24-17= 35+6-18= 40-18-19=

32-7-13= 30-16+18= 27+15-18= 9+22+9= 6+26-18= 50-29-9= 33-25+16= 9+14+18= 16+5+18= 32-19+8= 45-15-23= 19+16+8= 36+8-28= 26-19+17= 22-15+8= 9+28-17= 16+19-17= 43-19+29= 27+18-18= 25+17-18=

26-18+17= 17+27-9= 50-27+16= 40-16-8= 28+8-9= 35+8-18= 31-18+18= 27+16-17=

43-27-18= 50-16-16= 15+18-19= 5+29-15=

23-8+34= 17+24-15= 14+17+27= 32-16+32=

24-15+18= 9+30+13= 36+7-28= 33-19-9=

35-5-16= 29+18-26= 4+29-18= 42-8-19=

26-17+19= 33-16+9= 17+28-32=

50 以内口算练习三班级

24-19+18= 30-24+43= 29-13+36= 14-10+28= 24+18-19= 7+25+34= 44-6+35= 33-28 +32= 7+17+34= 8+25+23= 21-15+34= 46-9+34=

40+7-29= 19+30-26= 14-8+34= 27-18+32=

9+19+38= 5+39-34= 17-10+45= 46-40+34= 25+17-28= 18+26-18= 32-15+45= 35-26+23=

9+29+23= 38+9-28= 42-36+23= 45-8+38=

16+16-19= 17+27-24= 25-6+34= 48-29+34=

7+25+35= 43-8-26= 36-10+23= 46-20+34=

36-30+34= 8+36+25= 46-9-26= 18+18-19=

34-19+34= 39+6-38= 41-25+26= 32+9+35=

42-14+39= 13-4+43= 11-2+46= 35-18+32=

47-10-19= 42-3-28= 10+40-38= 17+25-29=

20-10+43= 49-14+45= 28-15+48= 28-9+45=

27-15+37= 27-19+29= 26-2+49= 36-6+38=

16-10+48= 25-4+39= 20+7+39= 28+11-19=

15-10+48= 24-4+37= 12+16+38= 25+20-19=

23-15+36= 49-29-19= 10+20-18= 10+30-34=

19+24-32= 29-1+35= 39-2+45= 49-3+32=

30-16+49= 38-27+39= 48-38+36= 37-26+39=

47-7+38= 37-28+49= 16-3+49= 36-4+48=

46-5+38= 35-1+48= 45-20+49= 35-30+49=

22+8+48= 24+9+46= 25+10-19= 44-18+38=

40-22+38= 34-3+48= 13+16+48= 31+18+26=

21+19+36= 39-26+34= 40-17+46= 49-18-18= 50 以内口算练习四班级

20+12+19= 26+16-18= 25-5+39= 25-9+38=

48-10-19= 37-14+19= 23+17-19= 43+5-29=

49-10+39= 28-4+43= 30+16+37= 40+6-19=

33-25+34= 32-9-19= 43+9-17= 24+11-19=

43-10-26= 32-5+36= 34+12-19= 14+15+43=

24+13-18= 14+14-19= 24+15+43= 32-11-9=

42-20-18= 42-40+48= 42+13-18= 24+9+46=

34+17-19= 23-16+46= 43-17+35= 30-18+26=

33+16+19= 44+4-39= 24+15+25= 38-12+39=

48-28+46= 38-33+49= 32+19-17= 43+3-19=

43+4-28= 47-18-18= 27-20+47= 37-30+38=

35-6+29= 45-27+37= 35-18+36= 22+13-19=

24+14-29= 25+15-18= 41-12-19= 21-5+39=

40-26+48= 25 +7+47= 25-9+45= 33-14+43=

26+9+47= 41-27+34= 32-8+45= 26-7+46=

37-16+43= 10+26-19= 8+25+49= 19-8+49=

17+14+19= 28+2+47= 25+18-19 = 16-9+39=

42-15-19= 31-2-19= 41-30+43= 31-24+48=

24+17+27= 27+19+28= 45-28+47= 42-17+48=

18+14+29= 31-6+46= 28+15-19= 43-15+48=

9+31-28= 31-19+46= 46-7+46= 33-27+39=

33-6+37= 27+14-19= 35-16+38= 18+13+43=

9+25+48= 41-37+47= 26+10+48= 28+5+49=

29+15+38= 18+16+37= 34+7-29= 23+19-29=

32-8-19= 33+6-17= 43-27+29= 35-6+34=

50 以内口算练习五班级

13+25-19= 30-28+48= 40+6-29= 16+33+35= 43-19-9= 31-14-9= 32-19+43= 35+6-19=

33-19+43= 44-35+49= 36+8-19= 34+9-26= 44-6-28= 19+16-18= 28+5-19= 15+27+25= 32-18+43= 31-15-19= 41-19+26= 41-28+48= 35-8+36= 37-10+45= 42-34+39= 29+2-24= 45-27+26= 34-26+25= 31-3+46= 18+25-29= 27+9+45= 7+32-19= 47-10-18= 26+8-19=

46-28-17= 27+4-18= 35+6-24= 43-28+49= 30+4+49= 42-26+48= 39-32+48= 46+3-19= 25+17-29= 35-18-9= 26+5-19= 42-13-19= 19+9+48= 38+7-19= 29-7+47= 33-16-9=

36+9-18= 19+15-18= 21-13+43= 48-34-10= 39-15+43= 39-28+48= 18-10+39= 39+ 17-24= 20+17+37= 23+15-32= 19-10+43= 38-24+19= 31+16+19= 34-6-19= 23-5+19= 35-29+44=

4+27+32= 14+11-19= 33-10+49= 42-24+48= 34+12-28= 34+17-29= 32+38-14= 29-16+8= 49-31+12= 49-26+39= 40+7-39= 37-8-19= 17-1+28= 17-2+48= 17-3+39= 22+18-16=

30+13-18= 13+24-29= 28-10+19= 28-23+16= 48-30+18= 32+17+19= 46+7-29= 14+25-39= 33+16+19= 43-27+39= 43-18+48= 24+8-19= 24+9+43= 34+10-29= 42-13+26= 32-23+38= 32-24+43= 24+13-29= 34-8+18= 24+14-19=

100以内加减混合运算练习题

二年级数学100以内的加减混合运算 18+20+28= 22+(30-22)= 21-8+39= 66-10+19= 38+20+19= 29+20+26= 37-(10+16)= 45+(30-22)= 60-40+26= 29+30+26= 67-(50+16)= 45+10-22= 75-60-26= 99-60+45= 24+(47-20)= 88-30+49= 28+10+17= 56+(40-26)=

67+20-45= 51-40+39= 73-(37+20)= 22+20+21= 81-30-18= 21+(19-10)= 15+55-33= 89-39-20= 12+10+37= 34-(8 +12)= 12+13+15= 47-(17+10)= 38-10+51= 29+20+27= 51-(16+26)= 28+(20-27)= 89-30-28= 27-(38-17)=

20+30-12= 34+25+11= 33+23+17= 41+13+23= 79+11+4 = 22-18-10= 45+24+11= 21+56-15= 23+62-38= 91-45+12= 89+11-45= 48-45+21 = 36+24-30 = 35-15-20= 67-34-22= 20+30-45= 36-32+18= 21-15+40=

23-13+88 = 4+7+89 = 86+9-36= 26-17+64= 98+1-90= 69+23-49= 25+63-75= 58-41+23= 89+9-40= 33+35+37= 55+35-25= 36-25+19= 10+30+60= 24-23+49= 15+57+21= 10+78-31= 89-56-23= 14-12-2=

50以内加减法计算

50以内口算练习一 班级姓名分数 _____ 26+9= 35+8= 17+13= 16+16= 29+15= 37+9= 8+28= 15+8= 44-9= 37-26= 14+7= 19+24= 26+18= 19+7= 27+18= 29+8= 4+16= 45+3= 6+38= 47-5= 43+7= 26+8= 19+26= 42+8= 36+9= 34-6= 25+7= 34+7= 27+9= 15-8= 16+9= 28+14= 19+28= 18+5= 29+11= 36-7= 33-17= 27+4= 28+3= 37-6= 49-18= 18+15= 29+15= 8+16= 17+14= 8+32= 24+7= 33+9= 42-18= 35+8= 33+5= 43-26= 26+9= 19+5= 43-8= 24+6= 9+19= 28+7= 14+17= 16+33= 32-9= 49-33= 18+23= 35+7= 5+36= 6+28= 9+20= 7+40= 5+45= 40+9= 10+16= 19+5= 10+40= 6+20= 38+5= 41-6= 7+25= 6+35= 16+28= 49+6= 28+5= 30+6= 18+5= 37+9= 25+7= 6+28= 40+7= 15+9= 9+24= 27+18= 16+15= 14+29= 35+7= 27+7= 8+40= 15+23= 42+7= 46+4= 27+14= 35+6=

50以内口算练习二 班级姓名分数 _____ 43-6= 38-29= 41-37= 26+19= ()+5=32 27-9= 33-6= 44-25 = 25-6= 48-()=9 22-9= 12+28= 41-39= 42+8= 25+()=44 26-4= 37+9= 46-37= 20+17= 31-()=15 42-18= 17-18= 38-11= 47-18= 27-()=20 35-7= 40-4 = 14+26 = 36-19= 14+()=48 15+25= 36-18= 44-7 = 22+18 = ()+18=32 18+26= 34-10 = 18+18= 34-9= ()-12=30 7+25= 34-4= 11+39 = 31-16= ()-8=28 17+12 = 35-8= 16+13= 25+8= ()+15=38 9+22= 8+24= 27+15= 6+26= 35+6= 50-49= 40-18= 32-7= 30-16= 33-25= 9+14= 27+18= 17+27= 16+5= 25+17= 32-19= 26-18= 50-27= 40-16= 45-15= 19+16= 28+8= 27+16= 36+8= 35+8= 26-19= 31-18= 43-27= 50-16= 22-15= 9+28= 15+18= 17+24= 16+19= 5+29= 43-19= 23-8= 14+17= 32-16= 24-15= 9+30= 29+18= 17+28= 36+7= 4+29= 33-19= 42-8= 26-17= 33-16= 35-5=

(完整)小学生50以内加减法口算练习题

小学生50以内加减法口算练习题 姓名:------------------ 时间:------------- 25+13= 28+20= 39-18= 40-17= 25+24= 48-19= 19+22= 37+11= 29-14= 44-20= 22+11= 38+12= 20+19= 41+7= 38+6= 49-9= 48-11= 32+10= 3+40= 6+24= 20+19= 11+19= 11+34= 10+29= 10+36= 1+16= 1+36= 1+44= 49-8= 48-17= 40+3= 40+9= 43-21= 44-17= 40+2= 36+8= 34+11= 36-18= 36+6= 37+9= 38-14= 34+9= 34-7= 34+11= 34+4= 35+15= 35-6= 30+20= 30-7= 30+13=

50以内加减法口算练习题(二) 姓名:------------------ 时间:------------- 21+18= 21+27= 21+19= 21-11= 19-19= 19+20= 19+28= 17+26= 17+30= 17+33= 16+40= 16+39= 16-14= 15+34= 15+29= 11+38= 49-40= 49-9= 49+1= 48-41= 48-19= 48-17= 48-23= 47+2= 47+0= 47-13= 47-9= 46+3= 46-18= 46-11= 46+0= 45+4= 45-3= 45+1= 45-22= 44+6= 44+1= 44-16= 44-24= 44-30= 44-37= 44-25= 44+3= 43-29= 43+4= 42-17= 42+8= 42-0= 42-41= 42-37=

50以内加减法混合运算一年级

50以内加减混合练习一 班级姓名分数 _____ 26+29-32= 35+18-39= 47-26+13= 49-16+16= 37-18+9= 31-26+28= 41-15+8= 44-19+9= 43-19+7= 27-19+24= 26-19+18= 42-19+7= 29+8-19= 27-18+16= 45-19+3= 26+38-46= 45-29+7= 26+8+34= 34-19+26= 42-18-15= 34-6-18= 25+7-13= 34+7-28= 31-27+9= 32-16+9= 33-28+14= 41-19+28= 47-18+5= 36-7+18= 42-33+17= 19+27+4= 23+18+3= 49-18-22= 28+15-14= 41-29+15= 31-8+16= 23-8+32= 32-24+7= 9+33-19= 42-18-13=

9+33+5= 43-26-9= 26+9-16= 19+5+28= 24+6-14= 8+9+19= 31-28+7= 32-14+17= 32-9-14= 49-33+16= 32-18+23= 35+7-17= 31-6+28= 21-9+20= 12-7+40= 11-5+45= 32-10+16= 12+19+5= 19+12-14= 6+20-17= 41-6-17= 14+7+25= 21+6-15= 16+28-18= 28-19+5= 30+6-19= 25+18+5= 37+9-18= 6+28-16= 40+7-19= 26+15+9= 9+24-15= 16+15-14= 14+29-18= 35+7-15= 27+7-16= 15+23-19= 42+7-14= 46+4-32= 27+14-16=

50以内加减法每页50道

练习题一 11+23= 28+7= 14+10= 17-6= 8+19= 2+30= 12+11= 7+24= 27+7= 7+13= 11-5= 22-2= 35-3= 7+25= 29-5= 10+13= 15+28= 15+20= 3+20= 14+34= 6+19= 43-7= 44-6= 23+6= 30+19= 9+16= 4+22= 11+34= 26+9= 15-6= 28-2= 15+3= 3+13= 42-3= 3+45= 33-4= 6+11= 13+24= 15+19= 2+46= 43-8= 30+1= 24+11= 28+14= 25-4= 22+20= 23+4= 30+4= 14+32= 1+46=

36-5= 3+11= 8+2= 30-3= 2+39= 42-2= 2+25= 7+15= 13+18= 19-5= 29+9= 11+4= 25-7= 6+20= 9+25= 40+2= 9+20= 24+1= 28+6= 3+42= 24+2= 38+7= 34+9= 22+15= 9+3= 6+38= 1+32= 36+5= 6+13= 27+3= 49-4= 29+19= 30+18= 17-8= 32+4= 39-2= 35+8= 4+23= 37+7= 24+8= 17+31= 13+34= 8+22= 3+7= 26-5= 15+4= 3+43= 7+20= 24+12= 20+18=

练习题二 25+20= 19-6= 46-8= 27+22= 4+44= 8+3= 13+9= 24+9= 19+28= 38+12= 7+2= 11-4= 21+9= 18-2= 21+4= 27-3= 9+7= 47-3= 8+24= 12-3= 4+33= 19+1= 38+8= 14+24= 9+38= 13+1= 13-1= 39+5= 17+14= 10+26= 32+13= 23+20= 13-9= 18+8= 8+26= 20+11= 14-8= 14+28= 47-5= 25+18= 27+15= 5+37= 26+20= 14+27= 42-5= 33-1= 44-9= 2+38= 14+12= 13-5=

50以内加减混合口算题100道 (80)

50以内加减混合计算题 100道用时:错误: 2 + 16 - 7 = 48 - 4 - 2 3 = 5 + 12 - 6 = 3 + 32 + 15 = 18 + 9 + 19 = 47 - 23 + 2 4 = 31 - 0 - 17 = 11 + 7 + 14 = 9 + 22 - 3 = 10 + 27 - 29 = 39 - 1 5 - 3 = 3 + 21 - 3 = 27 + 2 + 0 = 28 + 1 - 9 = 2 6 + 9 - 8 = 34 - 15 + 4 = 19 + 23 + 1 = 0 + 30 - 30 = 43 - 12 - 2 7 = 44 - 14 - 19 = 26 - 15 + 15 = 36 - 6 - 30 = 9 + 17 - 4 = 2 + 5 + 0 = 9 + 19 - 1 8 = 44 - 3 - 7 = 14 - 6 + 21 = 40 - 35 + 27 = 47 - 18 - 24 = 22 - 14 + 17 = 18 + 10 - 27 = 37 - 27 + 9 = 12 + 23 + 2 = 23 - 3 - 10 = 15 - 2 - 13 = 47 - 17 - 16 =

14 + 21 - 35 = 38 - 16 + 4 = 1 + 22 + 14 = 28 + 2 + 9 = 5 + 23 + 13 = 37 - 21 - 2 = 37 - 26 + 1 = 48 - 44 - 3 = 13 + 33 - 0 = 12 + 29 - 9 = 9 + 22 + 3 = 0 + 29 - 22 = 27 - 9 + 12 = 38 - 27 + 16 = 13 + 28 + 1 = 18 + 4 + 20 = 27 + 7 - 0 = 34 + 15 - 4 = 9 + 28 + 2 = 45 - 42 + 46 = 47 - 23 - 24 = 23 - 8 - 9 = 11 + 9 + 30 = 14 - 14 + 28 = 9 + 17 - 17 = 19 + 2 - 11 = 26 + 14 - 7 = 30 - 19 - 5 = 41 - 26 - 0 = 21 + 24 - 9 = 30 - 26 + 12 = 3 + 3 + 42 = 40 + 6 - 0 = 1 + 12 + 16 = 49 - 48 + 44 = 34 - 20 + 3 = 5 + 22 + 4 = 45 - 13 - 18 = 19 - 2 - 11 =

50以内加减法混合运算(20200702180544)

50以内口算练习一 班级姓名分数 26+29-32二35+18-39= 47-26+13= 49-16+16= 42-13+15= 37-18+9= 31-26+28= 41-15+8= 44-19+9= 37-26+7= 43-19+7= 27-19+24= 26-19+18= 42-19+7= 15+27+18= 29+8-19= 27-18+16= 45-19+3= 26+38-46= 41-23-5= 45-29+7= 26+8+34= 34-19+26= 42-18-15= 36+9-19= 34-6-18= 25+7-13= 34+7-28= 31-27+9= 31-15-8= 32-16+9= 33-28+14= 41-19+28= 47-18+5= 42-29+11 = 36-7+18= 42-33+17= 19+27+4= 23+18+3= 37-6= 49-18-22= 28+15-14= 41-29+15= 31-8+16= 31-17+14= 23-8+32= 32-24+7= 9+33-19= 42-18-13= 35+8-16二

9+33+5= 43-26-9= 26+9-16= 19+5+28= 43-8-15= 24+6-14= 8+9+19= 31-28+7= 32-14+17= 31-16+33= 32-9-14= 49-33+16= 32-18+23= 35+7-17= 31-5+36= 31-6+28= 21-9+20= 12-7+40= 11-5+45= 40+9-13= 32-10+16= 12+19+5= 19+12-14= 6+20-17= 38+5-19= 41-6-17= 14+7+25= 21+6-15= 16+28-18= 49+6-17= 28-19+5= 30+6-19= 25+18+5= 37+9-18= 9+25+7= 6+28-16= 40+7-19= 26+15+9= 9+24-15= 27+18-18= 16+15-14= 14+29-18= 35+7-15= 27+7-16= 14+8+40= 15+23-19= 42+7-14= 46+4-32= 27+14-16= 35+6-26=

小学数学一年50以内加减运算全套

32+12= 14+21= 21+27= 11+23= 24-7= 2+25= 16+34= 10+32= 37+7= 10+14= 3+28= 27+23= 29-4= 11+16= 26+19= 14+27= 20+10= 6+32= 39-9= 39+9= 25+1= 4+44= 20-5= 20+6= 37-5= 27-9= 31-7= 36-5= 18-7= 11-1= 22+16= 18+3= 26+13= 11+36=

32+14= 3+4= 29+18= 7+16= 17+33= 1+25= 1+38= 18+5= 34+4= 20+20= 3+20= 23-7= 13+24= 41+7= 38-2= 38-5= 35+14= 14+32= 25+19= 29-7= 3+23= 22+28= 9+13= 19+13= 29+10= 8+31= 17-4= 43-7= 21+8= 34+11= 1+29= 24+16=

40+9= 15+13= 45+2= 17-7= 15+14= 25+1= 23+7= 9+22= 42+8= 18+2= 5+37= 11+7= 22+18= 7+36= 35+13= 4+35= 6+38= 28+14= 19-4= 22+20= 20-7= 2+36= 42-9= 42-3= 3+29= 33-9= 33+11= 11+16= 17+15= 43+7= 30-8= 19+14=

6+44= 42+2= 23+4= 10+27= 35+3= 40-9= 4+6= 28+13= 28+17= 10+16= 10+20= 12+1= 37+3= 27-2= 3+28= 34-9= 23+20= 17+17= 1+42= 9+15= 14+12= 1+14= 44+5= 4+44= 28+3= 7+14= 9+30= 11+13= 23-3= 19+17= 41-8= 37-2=

二年级加减混合运算练习题

55+17-67= 72-17+34= 58-29+36= 47-18+48= 47+29-18= 76-19-18= 76-38+58= 46+27-36= 56-38+28= 1.小朋友们在游乐场玩,骑木马的有14人,划船的人数比骑木马的人数 少5人。划船的有多少人? 2.一本故事书有60页。小英第一天看了24页,第二天比第一天少看了5页(1)小英第二天看了多少页?(2)小英第一天和第二天一共看了多少页? 3.同学们正在做游戏,玩丢手帕的有9人;玩老鹰捉小鸡的有7人;玩接力赛的有7组,每组有9人。 (l)玩丢手帕的和玩老鹰捉小鸡的一共有多少人? (2)玩接力赛的一共有多少人? 75-26+47= 45+8+37= 52+23-28= 63-37-13= 44+39-17= 70+19-23= 16+23-13= 57-16+36= 35+17-15= 1.一盒乒乓球有6个,5盒乒乓球一共有多少个?

2.冬冬和欢欢去植树,第一行种了8棵,第二行种了6棵。他们一共种了多少棵树? 3.六一儿童节,某班买来红、黄、蓝、绿四种颜色的彩旗,每种8面,一共买来多少面彩旗? 4.有16名旅客要住旅馆,还剩7个房间,每间可住2人,请问住得下吗? 50+24+28= 22-19+22=46-28+22= 48-19+22= 86-45+24=70-42+24= 72-54+55= 16+27-26= 43-19+42= 1.小明和同学去划船,租了2条船,一条坐5人,另一条坐7人,一共有多少人? 2.公交车上原有35人,到站下车16人,又上车9人,现在车上有多少人? 3.二年级进行卫生评比,二(1)班得了21面小红旗,二(2)班比二(l)班少得了8面,二(2)班得了多少面?二(l)班和二(2)班一共得了多少面?

50以内加减法练习题汇总

50以内口算练习一 日期用时分数 _____ 47-10= 42-3= 30-24= 4-10= 29-13= 42-14= 13-4= 11-2= 24+18= 25+17= 32+9= 7+25= 18+26= 44-6= 32-15= 41-25= 33-28 35-26= 7+17= 9+29= 39+6= 8+25= 38+9= 21-15= 42-36= 34-19= 46-9= 45-8=

40+7= 16+16= 18+18= 19+30= 17+27= 14-8= 25-6= 46-9= 50以内口算练习二 日期用时分数 _____ 27-18= 48-29= 9+19= 7+25= 8+36= 5+39= 43-8= 17-10= 36-10= 46-20= 36-30= 46-40= 10+40= 10+20= 10+30= 19+24= 17+25= 20-10= 29-1= 39-2= 49-3= 49-14= 28-15= 30-16= 38-27= 48-38= 28-9= 27-15=

37-26= 47-7= 37-28= 27-19= 26-2= 16-3= 36-4= 46-5= 50以内口算练习三 日期用时分数 _____ 36-6= 16-10= 35-1= 45-20= 35-30= 25-4= 20+7= 22+8= 24+9= 25+10= 28+11= 15-10= 44-18= 40-22= 34-3= 24-4= 12+16= 13+17= 31+18= 21+19= 25+20= 23-15= 39-26= 40-17= 49-18= 49-29= 20+12= 22+13=

分数加减法混合运算练习题 200题

分数加减法混合运算练习题200题 3/4+1/5=4/5 3/4-1/5=11/20 5/6+2/9=19/18 5/6-2/9=11/18 2/3+3/5=19/15 2/3-3/5=1/15 6/7+1/2=19/14 6/7-1/2=5/14 2/3+1/6=5/6 1/3+1/4=7/12 1/3-1/4=1/12 1/5+1/7=12/35 1/5-1/7=2/35 1/4+1/9=13/36 1/4-1/9=5/36 1/8+1/9=17/72 1/8-1/9=1/72 1/10+7/9=79/90 5/7-1/6=23/42 1-5/9=4/9 1/5+3/8=23/40 3/4+1/5=19/20 2/3-3/5=1/5 1-2/5=3/5 5/8-1/9=37/72 1/10-1/20=1/20 1/6+3/8=13/24 5/9-1/2=1/18 2/3+1/4=11/12 1/2+1/3=5/6 5/6+1/18=8/9 3/5-1/3=4/15 17/15-1/3=4/5 11/12-2/3=1/4 1/2-1/4=1/4 1/7-1/8=1/56 1/3-1/9=2/9 5/6-1/2=1/3 1-2/3=1/3 5/8-1/6=11/24 1/3+1/6=1/2 3/4-1/2=1/4 1/5+1/8=13/40 5/6+4/9=23/18 5/9-2/5=7/45 3/7+5/2=41/14 5/8+9/10=61/40 11/12-8/15=23/60 1/4+1/6=5/12 1/4-1/6=1/12 1-6/7=1/7 11/12-2/3=1/4 3/10+2/5=7/10 7/8-1/4=5/8 3/4+5/12=7/6 3/5-3/7=6/35 5/4-5/12=5/6 1/5-1/9=4/45 1/3-1/8=5/24 11/6-2/9=29/18 1/5+1/9=14/45 1-2/5=3/5 7/4+1/7=53/28 1-1/9=8/9 2/3-2/7=8/21 5/6+1/2=4/3 4/3-3/4=7/12 1-4/7=3/7 4/3+3/2=17/6 5/9+18/5=5/6 3/8+7/10+5/8=17/10 7/8-(1/8+3/4)=0 4/7+1/6-4/7=1/6 2-7/9-2/9=1 3/5+7/8+2/5=15/8 7/9-(1/9+1/3)=1/3 1/4+(2/5+3/4)=7/5 5/6-3/10+1/6-7/10=0 3/4+1/6-2/3=1/4 7/8-1/4+4/9=77/72 1-1/3+2/7=20/21 1/2+4/5-3/10=1 5/6-(2/3-1/9)=5/18 9/10-(3/4+1/8)=1/40 1/2+2/3-3/4=5/12 7/8-1/6+1/4=23/24 1-(3/4-2/9)=17/36 9/10-1/5-1/2=1/5 1/4+3/7+1/2=33/28 7/8-(2/3+1/6)=1/24 1-(1/3+3/5)=1/15 1/2+1/4+1/3=13/12 7/8+1/4+1/2=5/8 5/7-(4/7+1/9)=2/63 1-1/4-1/2=1/4 3/4-1/6-1/3=1/4 3/10+1/4+2/5=19/20 2/3+1/6+1/12=11/12 1-1/4-2/5=7/20 1/2+1/9+1/12=25/36 (注:/ 前面的为分子,后面的为分母,如1/2是二分之一)

50以内加减法混合运算200题(可直接编辑)

姓名 分数 2+11-7=27-5+11= 2+15+21=23-15+26= 27-17-1=30-22+10= 20+6+4=17-10+6= 6+17+1=14+10+17= 25-10+8=28-11+20= 21-8+13=14+30-30= 16+17-22=22+27-15= 4+27+1=28-8-5= 5+18+20=30+30-19=

姓名 分数 19-4-4=10+29-3= 29+21-6=19+24-27= 11+21-7=29-11+9= 10-7+28=30-13+30= 17+6-19=18+10-26= 18+8+1=28+5-7= 17-13+20=23+6+7= 19-15+7=24+15-17= 4-3+17=20+3-16= 9-3+6=5+26+9=

姓名 分数 25-14+15=28-3-1= 25-9-9=22+4-2= 3+21-13=17+9+1= 18+17+6=29-10+15= 11+22-30=8+6+3= 29-8+24=25+4+19= 19+26-7=6+26+16= 13-4+2=7+18+8= 27-5-2=22+17-17= 26+1+5=22-17+17=

姓名 分数 13+12+20=29+9-8= 29-4+12=26+2+15= 2+15+1=28+15+3= 28+12+8=26+21-1= 28-15-4=11+20-14= 25+10-23=13+8-15= 13+17-6=18+25+3= 19-8-1=12-7+4= 19+1+5=19+28-8= 17+19-27=8+27-26=

50以内加减混合练习题

50以内加减混合练习题 37-18= 40-30= 8-4= 26+1= 33-18= 9-8= 22+26= 50-36= 50-35= 1+12= 26+10= 1+38= 19-7= 30-13= 28-13= 41-17= 29-28= 47-34 45-39= 39-16= 24-2= 14+36= 11-7= 20-16= 18+2= 16+25= 7+5= 41-38= 36-25= 8+22= 45-34= 39+11= 25+20= 19+13= 24+19= 20-9= 3+25= 41-14= 23-1= 1+32= 11+33= 7+11= 45-8= 12-1= 7+1= 1+14= 1+37= 27+21= 21-16= 5+42= 27-12= 24+18= 8+10= 29-18= 27-9= 41-35= 17+17= 10-5= 8-6= 11+13= 50以内加减混合练习题

5+11= 38-31= 8+8= 42-24= 8-3= 11+26= 36+6= 27+10= 43+7= 7+2= 12+18= 36-31= 25-8= 21-10= 38+6= 49+1= 35-26= 22+2= 44-17= 31-21= 8-5= 29-19= 3+20= 50-40= 6+42= 13-6= 14+32= 3+18= 35+14= 7-5= 10+27= 9+26= 10+20= 27+5= 41-15= 4+8= 42-16= 18+30= 31-26= 47-3= 1+6= 39-9= 37-35= 6+21= 46-7= 24+12= 41-4= 10+8= 17+27= 48-44= 22+22= 19+12= 11+35= 3+12= 2+30= 36-6= 17+2= 1+29= 9-1= 32+18= 50以内加减混合练习题

一年级加减混合运算练习题完整版

一年级加减混合运算练 习题 HEN system office room 【HEN16H-HENS2AHENS8Q8-HENH1688】

90-87+27=58+12+29= 34-28+22= 47-29-10= 91-82+86= 98-9+3= 94-73-12= 84-54-26= 31+16+30= 95-82-3= 60-13+45= 53+15-20= 78-60+61= 30+2+4=63-34+54= 59-42-14= 36+35-6= 36+4+49= 43-22+39= 83-35-12= 87-46+36= 93-21+5= 56+8-18= 62-37+45= 94-39+36= 41+21-36= 60-33-4= 67-29-19= 69-20-3= 60+12+14= 92-30+10= 47-37+32= 63+24-12= 96-9+2= 54+23+22= 60+9-25= 74+7+10= 69-37-6= 92-41+46= 84-35-7= 37-10-2= 31+60-7=

98-5+7=38+26-10=94-69+18=43+42-5=38+14-9=60+9+19=84-27-4=68-44-23=55-5-0=34+25+10=74-23+23=34+13+38=87-23+32=66+2+23=68-39-19= 75+19+3= 30+63-4= 45+6+6= 55-38+20= 55+34-7= 98-80+43= 71-14-8= 99-29-11= 38-17-7= 85-32-29= 59+4-16= 93-35-27= 91-37+21= 96-20+11= 32+44-11= 69+4-24= 34-24+4= 98-81-14= 80+4-3= 59+12+1= 58+3-14= 46-15+33= 54+22+5= 34+56-4= 94-71+60= 52-23-2= 96-2+1=

(完整版)50以内加减法计算题

26+9= 35+8= 17+13= 16+16= 29+15= 37+9= 8+28= 15+8= 44-9= 37-26= 14+7= 19+24= 26+18= 19+7= 27+18= 29+8= 4+16= 45+3= 6+38= 47-5= 43+7= 26+8= 19+26= 42+8= 36+9= 34-6= 25+7= 34+7= 27+9= 15-8= 16+9= 28+14= 19+28= 18+5= 29+11= 36-7= 33-17= 27+4= 28+3= 37-6= 49-18= 18+15= 29+15= 8+16= 17+14= 8+32= 24+7= 33+9= 42-18= 35+8= 33+5= 43-26= 26+9= 19+5= 43-8= 24+6= 9+19= 28+7= 14+17= 16+33= 32-9= 49-33= 18+23= 35+7= 5+36= 6+28= 9+20= 7+40= 5+45= 40+9= 10+16= 19+5= 10+40= 6+20= 38+5= 41-6= 7+25= 6+35= 16+28= 49+6= 28+5= 30+6= 18+5= 37+9= 25+7= 6+28= 40+7= 15+9= 9+24= 27+18= 16+15= 14+29= 35+7= 27+7= 8+40= 15+23= 42+7= 46+4= 27+14= 35+6=

43-6= 38-29= 41-37= 26+19= ()+5=32 27-9= 33-6= 44-25 = 25-6= 48-()=9 22-9= 12+28= 41-39= 42+8= 25+()=44 26-4= 37+9= 46-37= 20+17= 31-()=15 42-18= 17-18= 38-11= 47-18= 27-()=20 35-7= 40-4 = 14+26 = 36-19= 14+()=48 15+25= 36-18= 44-7 = 22+18 = ()+18=32 18+26= 34-10 = 18+18= 34-9= ()-12=30 7+25= 34-4= 11+39 = 31-16= ()-8=28 17+12 = 35-8= 16+13= 25+8= ()+15=38 9+22= 8+24= 27+15= 6+26= 35+6= 50-49= 40-18= 32-7= 30-16= 33-25= 9+14= 27+18= 17+27= 16+5= 25+17= 32-19= 26-18= 50-27= 40-16= 45-15= 19+16= 28+8= 27+16= 36+8= 35+8= 26-19= 31-18= 43-27= 50-16= 22-15= 9+28= 15+18= 17+24= 16+19= 5+29= 43-19= 23-8= 14+17= 32-16= 24-15= 9+30= 29+18= 17+28= 36+7= 4+29= 33-19= 42-8= 26-17= 33-16= 35-5=

小学一年级50以内加减运算-三个数

年级班级姓名 12+1+31= 46-7-6= 11+8+10= 2+9+27= 49-16-20= 50-34-1= 4+13+30= 41-4-7= 19+10+4= 38-15-1= 18+3+12= 38-15-4= 4+11+25= 46-39-3= 13+10+6= 50-29-15= 48-19-11= 11+3+5= 48-15-8= 49-26-1= 10+29+1= 39-17-6= 7+12+4= 26+2+18= 43-3-7= 49-13-24= 14+1+17= 46-1-7= 33+13+3= 24+6+16= 7+20+1= 5+8+12= 49-4-27= 13+27+9= 10+9+7= 27-7-17= 30+8+9= 3+6+28= 1+29+18= 40-21-10= 5+29+4= 32-12-8= 26+17+6= 12+5+3= 22+8+15= 3+16+22= 31-27-3= 4+3+41= 41-37-1= 3+23+21= 45-9-23= 46-6-23= 34-4-24= 1+35+10= 47-33-4= 28+1+17= 46-11-10= 6+1+19= 25+1+17= 34-19-6=

年级班级姓名 50-28-1= 21+2+2= 15+30+4= 31+4+1= 20+2+3= 1+9+23= 5+7+6= 48-11-31= 28-14-11= 35-2-20= 17+14+15= 11+37+1= 44-18-8= 34-14-15= 1+24+6= 45-29-3= 17+17+4= 38-15-15= 9+24+16= 15+4+19= 49-1-36= 20+5+21= 43-3-35= 2+24+21= 31-5-16= 34-5-12= 11+1+3= 39-11-16= 42-11-19= 15+7+3= 1+20+28= 16+22+10= 22+3+8= 8+23+16= 29+1+10= 2+13+21= 4+8+3= 2+8+23= 46-7-12= 5+7+11= 36-6-10= 45-2-36= 47-11-25= 33+7+7= 39-14-20= 29-9-13= 17+4+4= 33-23-4= 8+7+28= 7+15+7= 12+8+14= 9+6+2= 46-41-4= 43-9-30= 36-12-11= 45-11-11= 12+14+20= 23+10+13= 43-10-20= 41-17-9=

50以内加减法混合运算题

班别:________ 姓名:________ 学号:________ 成绩:________ 22 - ( ) = 12( ) + 8 = 9( ) + 24 = 2628 - ( ) = 24 ( ) + 25 = 2721 + ( ) = 2711 + ( ) = 12( ) + 30 = 49 24 + ( ) = 37( ) - 33 = 10( ) - 39 = 929 - ( ) = 20 ( ) - 32 = 920 - ( ) = 15( ) + 13 = 15( ) + 43 = 48 38 + ( ) = 4646 - ( ) = 1418 - ( ) = 1742 - ( ) = 33 ( ) - 26 = 2013 - ( ) = 12( ) + 20 = 26( ) + 15 = 28 15 - ( ) = 13( ) + 14 = 2920 + ( ) = 4033 - ( ) = 18 ( ) + 16 = 5015 + ( ) = 37( ) - 40 = 9( ) + 31 = 31 34 - ( ) = 11( ) - 27 = 14( ) - 34 = 715 + ( ) = 30 ( ) + 23 = 46( ) - 33 = 13( ) + 21 = 21( ) - 18 = 13 16 - ( ) = 1139 + ( ) = 4414 + ( ) = 4318 - ( ) = 13 ( ) + 12 = 41( ) - 38 = 12( ) - 34 = 5( ) + 8 = 27 21 + ( ) = 2329 - ( ) = 1041 - ( ) = 2434 + ( ) = 42 ( ) - 43 = 7( ) + 19 = 27( ) + 8 = 33( ) - 37 = 12 21 + ( ) = 4843 + ( ) = 4620 + ( ) = 37( ) + 26 = 28 ( ) - 22 = 23( ) - 10 = 33( ) - 21 = 2810 + ( ) = 25 ( ) + 14 = 4016 - ( ) = 1135 - ( ) = 28( ) - 21 = 27 13 - ( ) = 10( ) + 19 = 37( ) + 37 = 3922 - ( ) = 15 ( ) + 40 = 4533 - ( ) = 2012 + ( ) = 1315 + ( ) = 21 30 + ( ) = 38( ) + 14 = 21( ) - 35 = 10( ) - 39 = 7 ( ) - 29 = 2113 + ( ) = 2147 - ( ) = 2546 - ( ) = 20 ( ) - 31 = 8( ) - 32 = 13( ) - 38 = 10( ) - 39 = 8 ( ) + 26 = 36( ) + 8 = 16( ) + 25 = 27( ) + 9 = 14 14 + ( ) = 3215 + ( ) = 2748 + ( ) = 4934 + ( ) = 47 17 - ( ) = 1723 - ( ) = 1335 - ( ) = 1137 - ( ) = 32

50以内加减法混合运算(20200702113629)

班级 姓名 分数 26+29-32= 35+18-39= 47-26+13= 42-13+15= 37-18+9= 31-26+28= 41-15+8= 37-26+7= 43-19+7= 27-19+24= 26-19+18= 15+27+18= 29+8-19= 27-18+16= 45-19+3= 41-23-5= 45-29+7= 26+8+34= 34-19+26= 36+9-19= 34-6-18= 25+7-13= 34+7-28= 31-15-8= 32-16+9= 33-28+14= 41-19+28= 42-29+11 = 36-7+18= 42-33+17= 19+27+4= 37-6= 49-18-22= 28+15-14= 41-29+15= 31-17+14= 23-8+32= 32-24+7= 9+33-19= 35+8-16= 50以内口算练习一 49-16+16 二 44-19+9 二 42-19+7= 26+38-46= 42-18-15= 31-27+9= 47-18+5= 23+18+3 二 31-8+16= 42-18-13=

9+33+5二43-26-9= 26+9-16= 19+5+28= 43-8-15= 24+6-14二8+9+19= 31-28+7= 32-14+17= 31-16+33= 32-9-14= 49-33+16= 32-18+23= 35+7-17= 31-5+36= 31-6+28= 21-9+20= 12-7+40= 11-5+45= 40+9-13= 32-10+16= 12+19+5= 19+12-14= 6+20-17= 38+5-19= 41-6-17= 14+7+25= 21+6-15= 16+28-18= 49+6-17= 28-19+5= 30+6-19= 25+18+5= 37+9-18= 9+25+7= 6+28-16= 40+7-19= 26+15+9= 9+24-15= 27+18-18= 16+15-14= 14+29-18= 35+7-15= 27+7-16= 14+8+40= 15+23-19= 42+7-14= 46+4-32= 27+14-16= 35+6-26=

50以内加减混合运算(14)

50以内加减混合运算- 001 30+10= 21+20= 23+22= 26+10= 21+24= 23+15= 15+30= 31+16= 41+5= 37+11= 11+13= 23+10= 32+22= 22+14= 25+13= 33+10= 24+12= 21+10= 14+30= 22+17= 14+30= 14+31= 15+22= 16+21= 17+12= 21+12= 23+11= 17+30= 23+13= 15+20= 12+31= 21+22= 34+11= 28+21= 34+14= 35+12=

33+10= 24+12= 21+10= 17+30= 23+13= 15+20= 50以内加减混合运算- 002 45-11= 36-12= 33-11= 21-10= 25-14= 48-15= 34-21= 47-17= 49-32= 32-21= 50-10= 29-17= 45-15= 49-22= 37-22= 38-11= 37-16= 33-11= 36-21= 44-14= 28-17= 45-11= 49-22= 29-17= 36-21= 36-12= 33-11= 38-11= 36-12= 50-10= 25-14= 49-22= 33-11= 47-31= 27-12= 37-27=

55-34= 48-17= 49-31= 35-24= 44-34= 27-13= 46-34= 38-17= 42-11= 50以内加减混合运算- 003 25+13= 28+20= 39-18= 40-17= 25+24= 48-19= 19+22= 37+11= 29-14= 44-20= 22+11= 38+12= 20+19= 41+7= 38+6= 49-9= 48-11= 32+10= 3+40= 6+24= 20+19= 11+19= 11+34= 10+29= 10+36= 1+16= 1+36= 1+44= 49-8= 48-17=

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