小学四年级数学下册简便计算大全 (300)
四年级数学下册简便计算题1000道

四年级数学下册简便计算题1000道四年级数学下册简便计算题1000道329×101=329×100+329×1=32900+329=332299 × 37+9 ×63=9×(37+63)=9×100=90025 ×(20 + 4)=25×20+25×4=500+100=60045 × 7 + 55 × 7=(45+55)×7=100×7=7008 × 27 + 8 × 73=8×(27+73)=8×100=800504x25=500×25+4×25=12500+100=1260036×97-58×36+61×36=36×(97-58+61)=36×100=36005000÷8÷125=5000÷(8×125)=5000÷1000=525x(4+8)=25×4+25×8=100+200=30084x101=84×100+84×1=8400+84=8484四年级数学下册简便计算题要题目呢还是、、、、四年级数学下册简便计算可以用650来除以25乘2的积也就是650除以50等于13 也可以先用650除以25等于26 在用26除以2等于13望楼主采纳谢谢!四年级数学下册简便计算题加答案横式计算速度求1. 67 ×21 +18 ×21 + 85 ×792. 375 ×480 + 6250 ×483. 321 ×81 + 321 ×194. 222222 ×9999995. 333333 ×3333336. 654321 ×909090 +654321 ×909097. 34 ×3535 -35 ×34348. 345345 ÷150159. 75 ×45 + 17 ×2510. (48 ×75 ×81)÷(24 ×25 ×27)【答案详解】1. 67 ×21 +18 ×21 + 85 ×79=21×(67+18)+85×79=21×85+85×79=85×(21+79)=85002. 375 ×480 + 6250 ×48=480×(375+625)=4800003. 321 ×81 + 321 ×19=321×(81+19)=321004. 222222 ×999999=222222×(1000000-1)=222222000000-222222=2222217777785. 333333 ×333333=111111×999999=111111×(1000000-1)=111111000000-111111=1111108888896. 654321 ×909090 +654321×90909 =654321×999999=654321×(100000-1)=654321000000-654321=6543203456797. 34 ×3535 -35 ×3434=34×35×101-35×34×101=08. 345345 ÷15015=345×1001÷(15×1001)=345÷15×1001÷1001=239. 75 ×45 + 17 ×25=25×3×45+17×25=25×(135+17)=25×152=25×4×38=380010. (48 ×75 ×81)÷(24 ×25 ×27)=48÷24×75÷25×81÷27=2×3×3=18希望能帮到你,望采纳,谢谢!四年级数学简便计算题类型一(减法性质)公式:a-b-c = a-(b+c)题目:10-0.432 -2.5689.3-5.26-2.7413.4-(3.4+5.2)14.9-(5.2+4.9)18.32-5.47-4.3217.29-5.28-6.29类型二(乘法结合律)公式:(aXb)Xc=aX(bXc)题目:25×6.8×0.040.25×32×0.1256.4×1.25×12.5类型三(乘法分配律)公式:c×(a+b)=ca+cb题目:0.45×2010.58×10.150.2×994.7×9.93.28X5.7+6.72X5.72.1×99+2.11.7×9.9+0.1723×0.1+2.3×9.90.18+4.26-0.18+4.260.58X1.3÷0.58X1.37.3÷4+2.7X0.253.75X0.5-2.75÷25.26X0.125+2.74÷8类型四(除法性质)公式:a÷b÷c=a÷(b×c)题目:6.3÷1.84.2÷3.59.5÷(1.9 × 8)12.8÷(0.4×1.6)930÷0.6÷563.4÷2.5÷0.4(7.7+1.54)÷0.7(11.7+9.9)÷0.9另还有加法交换律、结合律,乘法交换律相比是较容易的。
人教版四年级下册数学简便计算题(含答案)

人教版四年级下册数学简便计算题(含答案)四年级下册数学简便计算题第一类:加计算以下数学题:65+73++288++68+28129+235+171++145+23++99+9+36+7+8+102+103+xxxxxxx+3+99+998+3+9第二类:减计算以下数学题:400-256--53--159-41258-42--167--47-178344-(144+37)236-(177+36)第三类:乘计算以下数学题:45×4×523×5×225×9×48×(125×13)(250×125)×(4×8)88×125 72××64×2542×125×8×525×4×88×125第四类:乘计算以下数学题:12+50)××(40-4)76×10318××4442×2599×999×78第五类:乘计算以下数学题:45×37+37×5528×21+28×7917×23-23×738×46+64×3899×32+3246+46×59167×2+167×3+167×539×8+6×39-39×428×225-2×225-6×225(42+25)×125+(18+15)××2×4+25×4×2+27×1×8+25×8×1 99×22+33×34第六类:除计算以下数学题:XXX÷4÷9250÷5÷2600÷12÷5800÷5÷8480÷5÷÷5÷12420÷÷÷12第七类:加减计算以下数学题:92++-108405--+189-123248+86--36+64(6467-832)+(1832-1467)1530+(592-530)-192(2+4+6+……+98+100)-(1+3+5+……+97+99)第八类:乘除计算以下数学题:960×46÷XXX÷121××38÷1234640÷(16÷4)1000÷(125÷4)第九类:加减乘除计算以下数学题:98+147)÷49(230-23)÷23(250-25)÷251736÷28+1064÷×(860+240÷12)700+612÷12×4(37+15)×85+xxxxxxxx×xxxxxxxx-2006×xxxxxxxx42×125×8×525×4×88×125删除明显有问题的段落。
四年级下册数学简便计算题

第一类:加65+73+135 357+288+143 272+68+28 129+235+171+165 17+145+23+35 999+99+9+36+7+8+102+103+104 9998+3+99+998+3+9第二类:减400-256-44 517-53-47 284-159-41 258-42-16 545-167-145 478-47-178344-(144+37)236-(177+36)第三类:乘45×4×5 23 ×5×2 25×9×48×(125×13)(250×125)×(4×8)88×12572×125 125×64×25 42×125×8×5 25×4×88×125 第四类:乘(12+50)×40 125×(40-4)76×103 18×125 25×44 42×25 99×9 99×78第五类:乘45×37+37×55 28×21+28×79 17×23-23×7 38×46+64×38 99×32+32 46+46×59167×2+167×3+167×5 39×8+6×39-39×428×225-2×225-6×225 (42+25)×125+(18+15)×125 23×2×4+25×4×2+27×1×8+25×8×1 99×22+33×34第六类:除360÷4÷9 250÷5÷2 600÷12÷5800÷5÷8 480÷5÷48 240÷5÷12第八类:乘除960×46÷48 99000÷121×113702×38÷1234 640÷(16÷4)1000÷(125÷4)第九类:加减乘除(98+147)÷49 (230-23)÷23(250-25)÷25 1736÷28+1064÷28 125×(860+240÷12)700+612÷12×4 (37+15)×85+13602005×20062006-2006×20052005 42×125×8×525×4×88×125 (12+50)×40 125×(40-4)86×103 18×125 25×44 42×2599×9 99×78 45×38+38×55 28×21+28×79 37×23-23×7 38×46+64×38 99×32+32 46+46×59167×2+167×3+167×5 39×8+6×39-39×428×225-2×225-6×225 (42+25)×125+(18+15)×12565+73+135 357+288+143 272+68+28129+235+171+165 17+145+23+35 400-256-44517-53-47 284-159-41 258-42-16 545-167-145 478-47-178 344-(144+37)236-(177+36)45×4×5 23 ×5×2 25×9×4 8×(125×13)(250×125)×(4×8)88×125 72×125125×64×25 42×125×8×5 25×4×88×125(12+50)×40 125×(40-4)76×103 18×12525×44 42×25 99×9 99×78 45×37+37×55 28×21+28×79 17×23-23×7 38×46+64×38 99×32+32 46+46×59 167×2+167×3+167×5 39×8+6×39-39×4360÷4÷9 250÷5÷2 600÷12÷5 800÷5÷8480÷5÷48 240÷5÷12 420÷35 117+392+608 88×27+27×12 87×53+87×47 7×75-7×25 234―66―34 528―53―47 435-(135+189)167×25+32×25+25 38×99+38 147+147×9925×(4+8)108×75 35×201 75×9825×7×4 2×125×8×6 25×32×125125×88 25×48 3500÷4÷25 420÷35÷2 30+255+70 282+41+159 88×27+27×126.3 ÷1.8 125×64+125×36 64×199+64528―53―47 158+395+105 4800÷25(13×8×5×6)÷(4×5×6) 2.1 ×99 +2.10.18 +4.26 -0.18 +4.26 8100÷4÷75 16800÷120 1248÷24 3150÷15 (10000-1000-100-10)÷10 138+293+62+107 99+999+9999+99999 66.86-8.66-1.34 8811÷89 10 -0.432 -2.568 98×19925 ×6.8 ×0.04 355+260+140+245 102×99 2×125 645-180-245 125×32 25×46 101×56 99×26 382×101-382 4×60×50×8930 ÷0.6 ÷5 1022-478-422 63.4 ÷2.5 ÷0.4 2357-183-317-357 672-36+64 36+64-36+64 500-257-34-143 755-287+87 1814-378-42289×99+89 3999+498 88×225+225×12698-291-9 568-(68+178)382+165+35-82 155+256+45-98 759-126-259 216+89+1175×99+2×75 1050÷15÷7 7200÷24÷30219 ×99 58 ×101 76 ×102 78×46+78×54169×123—23×169 129×101—129 56×51+56×48+56125×25×32 24×25 514+189—214 732—254—332 56×25×4×125 24×74+26×24 228+(72+189)109+(291—176)(375+1034)+(966+125) (2130+783+270)+1017参考答案第一类:加65+73+135 357+288+143 272+68+28=65+135+73 =357+143+288 =272+28+68=273 =788 =368129+235+171+165 17+145+23+35 999+99+9+3=129+171+(235+165) =17+23+(145+35) =999+1+(99+1)+(9+1)=700 =220 =11106+7+8+102+103+104 9998+3+99+998+3+9=102+8+(7+103)+(6+104) =9998+2+(99+1)+(998+1)+(9+1)=330 =11110第二类:减400-256-44 517-53-47 284-159-41=400-(256+44) =517-(53+47) = 284-(156+41)=100 =417 =84258-42-16 545-167-145 478-47-178=258-(42+16) =545-145-167 =478-178-47=200 =233 =233344-(144+37)236-(177+36)=244-144-37 =236-36-177=63 =23第三类:乘45×4×5 23 ×5×2 25×9×4 =45×(4×5) =23×(5×2) =25×4×9=90 =230 =9008×(125×13)(250×125)×(4×8)88×125=8×125×13 =125×8×(250×4) =8×125×11 =13000 =1000000 =1100072×125 125×64×25 42×125×8×5=8×125×9 =125×8×(25×8) =42×5×(125×8)=9000 =200000 = 21000025×4×88×125=100×(8×125) ×11 第四类:乘=1100000(12+50)×40 125×(40-4)76×103=12×40+50×40 =125×40-125×4 =76×(100+3)=880 =5400 =76×100+76×3 =7828 18×125 25×44 42×25 99×9=(10+8)×125 =25×4×11 =2×25×21=10×125+8×125=2250 =110 =105099×78=(100-1) ×78=100×78-1×78 =7722第五类:乘45×37+37×55 28×21+28×79 17×23-23×7=37×+(45+55) =28×(21+79) =23×(17-7)=3700 =2800 =23038×46+64×38 99×32+32 46+46×59=38×(46+64) =32×(99+1) = 46×(59+1)=38×110 =3200 =2760=38×(100+10)=38×100+38×10=4180167×2+167×3+167×5 39×8+6×39-39×4=167×(2+3+5)=39×(8+6-4)=1670 =39028×225-2×225-6×225 (42+25)×125+(18+15)×125=225×(28-2-6)=125×(42+18+25+15)=4500 =1250023×2×4+25×4×2+27×1×8+25×8×1 99×22+33×34=8×(23+25+27)=33×(66+34)=600 =3300第六类:除360÷4÷9 250÷5÷2 600÷12÷5=360÷(4×9)= 250÷(5×2)=600÷(12×5)=10 =25 =10800÷5÷8 480÷5÷48 240÷5÷12=800÷8÷5 =480÷48÷5 =240÷12÷5=20 =2 =4420÷35 2400÷25 7800÷12=420÷7÷5 =2400÷5÷5 =7800÷6÷2=12 =96 =650第七类:加减92+99 197+102 354-108=92+(100-1) =197+(100+2) =354-(100+8)=92+100-1 =197+100+2 =354-100-8=191 =299 =246405-99 127-98 323+189-123=405-(100-1) =127-(100-2) =323-123+189= 405-100+1 =127-100+2 =389=306 =29248+86-48 672-36+64 (6467-832)+(1832-1467)=248-48+86 =672-(36+64) =6467-1467+(1832-832)= 286 =572 =60001530+(592-530)-192 (2+4+6+……+98+100)-(1+3+5+……+97+99)=1530-530+(592-192) =(2-1)+(4-3)+…+(98-97)+(100-99)=1400 =1+1+...+1+1 =50第八类:乘除960×46÷48 99000÷121×11 3702×38÷1234=960÷48×46 =99000÷(121÷11) =1234×3×38÷1234=920 =9000 =114640÷(16÷4)1000÷(125÷4)=640÷16×4 =1000÷125×4=160 =32第九类:加减乘除(98+147)÷49 (230-23)÷23 (250-25)÷25=98÷49+147÷49 =230÷23-23÷23 =250÷25-25÷25=5 =9 =91736÷28+1064÷28 125×(860+240÷12)700+612÷12×4=(1736+1064) ÷28 =125×880 =700+612÷3÷4×4=100 =125×8×110 =700+204=110000 =904(37+15)×85+1360 2005×20062006-2006×20052005=50×85+2×85+1360 =2005×2006×10001-2006×2005×10001 =4250+170+1360 =0=5610+170=578042×125×8×5 25×4×88×125=125×8×(42×5) =100×11×(8×125)=210000 =1100000(12+50)×40 125×(40-4)86×103=12×40+50×40 =125×40-125×4 =86×(100+3)=680 =4500 =86×100+86×3=885818×125 25×44 42×25=(10+8) ×125 =25×4×11 =2×25×21=125×10+125×8 =1100 =1050=225099×9 99×78 45×38+38×55=(100-1) ×9 =(100-1) ×78 =(45+55) ×38=100×9-9 =78×100-78 =3800=91 =772228×21+28×79 37×23-23×7 38×46+64×38=(21+79) ×79 =(37-7) ×23 =(46+64) ×38=7900 =690 =380099×32+32 46+46×59 167×2+167×3+167×5=(99+1) ×32 =(59+1) ×59 =(2+3+5) ×167=3200 =3540 =167039×8+6×39-39×4 28×225-2×225-6×225=(8+6-4) ×39 =(28-2-6) ×225=390 =2500(42+25)×125+(18+15)×125 65+73+135 357+288+143=[(42+18)+(25+15)] ×125 =65+135+73 =357+143+288 =12500 =273 =788272+68+28 129+235+171+165 17+145+23+35=272+28+68 =129+171+(235+165) =17+23+(145+35)=368 =700 =220400-256-44 517-53-47 284-159-41 258-42-16=400-(256+44) =517-(53+47) =284-(159+41)=100 =417 =84545-167-145 478-47-178 344-(144+37)=545-145-167 =478-178-47 =344-144-37=233 =253 =163236-(177+36)45×4×5 23 ×5×2=236-36-177 =45×(4×5) =23×(5×2)=23 =90 =23025×9×4 8×(125×13)(250×125)×(4×8)=25×4×9 =8×125×13 =250×4×(125×8)=900 =13000 =100000088×125 72×125 125×64×25=11×(8×125) =9×(8×125) =125×8×(8×25)=11000 =9000 =10000042×125×8×5 25×4×88×125 (12+50)×40=42×5×(8×125) =100×11×(8×125) =12×40+50×40=210000 =1100000 =2480125×(40-4)76×103 18×125=125×40-125×4 =76×(100+3) =(10+8) ×125=4500 =76×100+3×76 =10×125+8×125=7828 =225025×44 42×25 99×9 99×78=25×(40+4) =(40+2) ×25 =(100-1) ×9 =(100-1) ×78 =25×40+25×4 =40×25+2×25 =9×100-9 =7800-78=1100 =1050 =891 =772245×37+37×55 28×21+28×79 17×23-23×7=(45+55) ×37 =(21+79) ×79 =(17-7) ×23=3700 =7900 =23038×46+64×38 99×32+32 46+46×59=(46+64) ×38 =(99+1) ×32 =(59+1) ×46=110×38 =3200 =2760=(10+100) ×38=38×10+38×100=4180167×2+167×3+167×5 39×8+6×39-39×4 360÷4÷9=(2+3+5) ×167 =(8+6-4) ×39 =360÷(4×9)=1670 =390 =10250÷5÷2 600÷12÷5 800÷5÷8 480÷5÷48=250÷(5×2) =600÷(12×5) =800÷8÷5 =480÷48÷5=25 =10 =20 =2240÷5÷12 420÷35 117+392+608 88×27+27×12 =240÷12÷5 =420÷7÷5 =117+(392+608) =(88+12) ×27=4 =12 =1117 =270087×53+87×47 7×75-7×25 234―66―34=(53+47) ×87 =(75-25) ×7 =234-34-66=8700 =350 =134528―53―47 435-(135+189)167×25+32×25+25=528-(53+47) =435-135-189 =(167+32+1) ×25=428 =111 =500038×99+38 147+147×99 25×(4+8)=(99+1) ×38 =(99+1) ×147 =25×4+8×25=3800 =14700 =300108×75 35×201 75×98=(100+8) ×75 =35×(200+1) =75×(100-2)=8100 =7035 =735025×7×4 2×125×8×6 25×32×125=25×4×7 =2×6×(125×8) =25×4×(8×125)=700 =12000 =100000125×88 25×48 3500÷4÷25=25×8×11 =25×8×6 =3500÷(4×25)=11000 =600 =35420÷35÷2 30+255+70 282+41+159=420÷(35×2) =30+70+255 =282+(41+159)=60 =355 =48288×27+27×12 6.3 ÷1.8 125×64+125×36=(88+12) ×27 =6.3÷0.9÷2 =(64+36) ×125=2700 =3.5 =1250064×199+64 528―53―47 158+395+105=64×(199+1) =528-(53+47) =158+(395+105)=12800 =428 =6584800÷25 (13×8×5×6)÷(4×5×6) 2.1 ×99 +2.1=48×100÷25 =13×(8÷4) ×(5÷5) ×(6÷6) =2.1×(99+1)=48×4 =26 =210=1920.18 +4.26 -0.18 +4.26 8100÷4÷75 16800÷120=4.26+4.26+(0.18-0.18) =(81x100)÷4÷(25x3)=(12000+4800)÷120 =8.52 =81÷3x(100÷4÷25)=1401248÷24 3150÷15 (10000-1000-100-10)÷10=1248÷12÷2 =3150÷5÷3 =10000÷10-1000÷10-100÷10-10÷10=52 =210 =1000-(100+10+1)=889138+293+62+107 99+999+9999+99999=138+62+(293+107) =(99+1)+(999+1)+(9999+1)+(99999+1)-4 =500 =11109666.86-8.66-1.34 8811÷89 10 -0.432 -2.568 98×199=66.88-(8.66+1.34) =(8900-89)÷89 =10-(0.432+2.568) =98×(200-1)=56.88 =99 =7 =19502 25 ×6.8 ×0.04 355+260+140+245 102×99 2×125=25×0.04×6.8 =355+245+(260+140) =99×(100+2) =2×5×25=6.8 =1000 =10098 =250645-180-245 125×32 25×46=645-245-180 =125×8×4 =25×(40+6)=220 =4000 1150101×56 99×26 382×101-382=(100+1) ×56 =(100-1) ×26 =382×(101-1)=5656 =2574 =382004×60×50×8 930 ÷0.6 ÷5 1022-478-422=4×50×(60×8) =930÷(0.6×5) =1022-(478+422)=96000 =310 =12263.4 ÷2.5 ÷0.4 2357-183-317-357 672-36+64=63.4 ÷(2.5×0.4) =2357-357-(183+317) =672-36-36+36+64=63.4 =1500 =(672-72)+(36+64)=70036+64-36+64 500-257-34-143 755-287+87=(36-36)+(64+64) =500-(257+34)-143 =755-(287-87)=128 =57 =5551814-378-422 89×99+89 3999+498=1814-(378+422) =(99+1) ×89 =(4000-1)+(500-2)=1014 =8900 =4000+500-1-2 =4497 88×225+225×12 698-291-9 568-(68+178)=(88+12) ×225 =698-(291+9) =568-68-178=22500 =398 =322382+165+35-82 155+256+45-98=382-82+(165+35) =(155+45)+256-(100-2)=500 =200+256-100+2=358759-126-259 216+89+11 75×99+2×75=759-259-126 =216+(89+11) =75×(99+2)=374 =316 =75×100+75×1=75751050÷15÷7 7200÷24÷30 219 ×99=1050÷(15×7)=7200÷(24×30) =219×(100-1)=10 =10 =219×100-219×1=2168158 ×101 76 ×102 78×46+78×54 169×123—23×169 =58×(100+1) =76×(100+2) =(46+54) ×78 =(123-23) ×169 =5858 =7752 =7800 =16900129×101—129 56×51+56×48+56 125×25×32 24×25=(101-1) ×129 =(51+48+1) ×56 =125×8×(25×4) =8×25×3=12900 =5600 =100000 = 300514+189—214 732—254—332 56×25×4×125=514-214+189 =732-332-254 =4×25×(8×125) ×7=489 =146 =70000024×73+26×24 228+(72+189)109+(291—176)=(74+26) ×24 =228+72+189 =109+291-176=2400 =489 =324(375+1034)+(966+125) (2130+783+270)+1017=(375+125)+(1034+966) =2130+270+(783+1017)=2500 =4200鸡兔同笼公式解法1:(兔的脚数×总只数-总脚数)÷(兔的脚数-鸡的脚数)=鸡的只数总只数-鸡的只数=兔的只数解法2:(总脚数-鸡的脚数×总只数)÷(兔的脚数-鸡的脚数)=兔的只数总只数-兔的只数=鸡的只数解法3:总脚数÷2—总头数=兔的只数总只数—兔的只数=鸡的只数例1 (古典题)鸡兔同笼,头共46,足共128,鸡兔各几只?分析如果46只都是兔,一共应有4×46=184只脚,这和已知的128只脚相比多了184-128=56只脚.如果用一只鸡来置换一只兔,就要减少4-2=2(只)脚.那么,46只兔里应该换进几只鸡才能使56只脚的差数就没有了呢?显然,56÷2=28,只要用28只鸡去置换28只兔就行了.所以,鸡的只数就是28,兔的只数是46-28=18。
人教版四年级下册数学简便计算题(500题)

248-86+48 672-36+64 (6467-832)+(1832-1467)
25×9×4 8×(125×13) (250×125)×(4×8) 420÷35
354-108 405-99
28×225-2×225-6×225
第 1 页 共 13 页
本文格式为 Word 版,下载可任意编辑
(42+25)×125+(18+15)×125 99×22+33×34 23×2×4+25×4×2+27×1×8+25×8×1 23 ×5×2 272+68+28 127-98 360÷4÷9 250÷5÷2 600÷12÷5 1000÷(125÷4) 960×46÷48 800÷5÷8 480÷5÷48 240÷5÷12 65+73+135 357+288+14 125×(860+240÷12) 700+612÷12×4 (37+15)×85+1360 (250-25)÷25 1530+(592-530)-192
276+228+353+219 (375+1034)+(966+125) (2130+783+270)+1017
84×36+64×84 75×99+2×75 98×199 102×76 178×101-178
99+999+9999+99999 7755-(2187+755) 2214+638+286 1883-398
847-527-273 278+463+22+37 732+580+268 825-657+57 690-177+77 1034+780320+102 425+14+186 214-(86+14) 871-299
完整版)四年级下册简便运算100道

完整版)四年级下册简便运算100道四年级下册简便运算100道1.158+262+138=5582.375+219+381+225=12003.5001-247-1021-232=35014.(181+2564)+2719=64645.378+44+114+242+222=10006.276+228+353+219=10767.(375+1034)+(966+125)=25008.(2130+783+270)+1017=42009.99+999+9999+=10.7755-(2187+755)=481311.2214+638+286=313812.3065-738-1065=126213.899+344=124314.2357-183-317-357=150015.2365-1086-214=106516.497-299=19817.2370+1995=436518.3999+498=449719.1883-398=148520.12×25=30021.75×24=180022.138×25×4=23.(13×125)×(3×8)=24.(12+24+80)×50=580025.704×25=26.25×32×125=27.32×(25+125)=480028.88×125=29.102×76=775230.58×98=568431.178×101-178=32.84×36+64×84=705633.75×99+2×75=752534.83×102-83×2=823635.98×199=36.123×18-123×3+85×123=37.50×(34×4)×3=204038.25×(24+16)=100039.178×99+178=40.79×42+79+79×57=608641.7300÷25÷4=7342.8100÷4÷75=2743.÷120=14044.÷2100=1445.÷400=8046.÷700=7147.1248÷24=5248.3150÷15=21049.4800÷25=19250.÷125=17251.2356-(1356-721)=172152.1235-(1780-1665)=112053.75×27+19×25=205054.31×870+13×310=55.4×(25×65+25×28)=580056.(78+61)+39=17857.700-82-18=60058.348+163+242+410+537=170059.125×47-47×25=235060.201×316=61.374-205+226-95=30062.3000-XXX200163.997×7+21=698664.87×470+870×53=65.(55+55+55+55×5)×125=66.125×(8+40)×25=67.99+49×99=490868.264×97+4×264=69.XXX×999+545=70.9999×36+6666×3×32=71.124×38+65×124+76×110-76×7=72.62×4+44×5+5×18=3541.3400 - 62×34 - 38×20 - 38×142.1992×1991 / (1991-1990)3.(2+4+6+。
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32×125 11 × 41 - 41
44×201 107 × 82 - 82 × 7
22×299 85 × 61 + 85 × 939
4×99×50 81 × 999 + 81
8700÷4÷25 101 × 63 - 63
11000÷125÷8 17 × 51 - 51 × 7
41×5×200 37 × 96 - 96 × 7
49×4×25 68 × 78 + 68 × 922
36×250 98 × 99 + 98
72×125 11 × 16 - 16
15×202 24 × 79 - 79 × 4
14×99 95 × 17 + 95 × 983
4×32×125 51 × 99 + 51
8500÷4÷25 1001 × 96 - 96
53000÷125÷8 24 × 75 - 75 × 4
54×50×200 33 × 15 - 15 × 3
62×8×250 86 × 92 + 86 × 8
36×25 13 × 99 + 13
72×125 101 × 49 - 49
33×303 37 × 75 - 75 × 7
22×299 21 × 12 + 21 × 88
8×35×50 74 × 999 + 74
7700÷4÷25 1001 × 23 - 23
12000÷125÷8 28 × 42 - 42 × 8
79×50×20 103 × 33 - 33 × 3
85×8×25 76 × 41 + 76 × 59
24×25 58 × 999 + 58
40×125 1001 × 28 - 28
14×202 32 × 52 - 52 × 2
14×299 78 × 82 + 78 × 18
8×2×125 84 × 99 + 84
2700÷4÷25 11 × 71 - 71
61000÷125÷8 33 × 63 - 63 × 3
69×50×20 38 × 25 - 25 × 8
62×4×250 31 × 93 + 31 × 907
32×250 98 × 99 + 98
48×125 11 × 89 - 89
31×203 107 × 58 - 58 × 7
25×199 25 × 16 + 25 × 984
8×41×125 89 × 999 + 89
5900÷4÷25 101 × 39 - 39
89000÷125÷8 14 × 28 - 28 × 4
22×5×20 37 × 92 - 92 × 7
12×8×250 74 × 47 + 74 × 53
36×250 29 × 999 + 29
40×125 1001 × 99 - 99
21×301 107 × 23 - 23 × 7
15×199 78 × 85 + 78 × 915
4×29×50 58 × 999 + 58
6400÷4÷25 101 × 34 - 34
32000÷125÷8 13 × 42 - 42 × 3
29×5×2 18 × 97 - 97 × 8
54×8×250 29 × 4 + 29 × 96
36×250 97 × 999 + 97
72×125 101 × 51 - 51
26×201 24 × 18 - 18 × 4
21×99 23 × 32 + 23 × 68
8×64×25 85 × 99 + 85
3300÷4÷25 1001 × 76 - 76
80000÷125÷8 102 × 58 - 58 × 2
52×50×20 34 × 92 - 92 × 4
46×8×250 86 × 19 + 86 × 981
24×250 64 × 99 + 64
72×125 1001 × 85 - 85
12×102 17 × 72 - 72 × 7
25×299 69 × 64 + 69 × 36
4×19×50 38 × 99 + 38
2000÷4÷25 11 × 33 - 33
75000÷125÷8 18 × 75 - 75 × 8
52×50×200 35 × 69 - 69 × 5
32×4×25 28 × 45 + 28 × 955
8×250 62 × 99 + 62
56×125 11 × 82 - 82
46×202 35 × 35 - 35 × 5
13×299 33 × 63 + 33 × 37
4×96×50 83 × 999 + 83
1200÷4÷25 11 × 14 - 14
16000÷125÷8 12 × 12 - 12 × 2
65×50×200 26 × 75 - 75 × 6
89×8×25 49 × 25 + 49 × 975
36×250 44 × 99 + 44
16×125 1001 × 11 - 11
21×301 28 × 67 - 67 × 8
11×99 17 × 3 + 17 × 97
8×71×125 99 × 999 + 99
400÷4÷25 101 × 84 - 84
41000÷125÷8 38 × 87 - 87 × 8
96×50×200 14 × 42 - 42 × 4
26×4×250 23 × 28 + 23 × 972
32×25 33 × 999 + 33
80×125 101 × 57 - 57
33×303 37 × 85 - 85 × 7
14×299 34 × 54 + 34 × 46
4×11×25 14 × 999 + 14
5100÷4÷25 1001 × 74 - 74
44000÷125÷8 19 × 32 - 32 × 9
77×50×20 33 × 23 - 23 × 3
93×4×25 78 × 15 + 78 × 85
28×250 97 × 99 + 97
72×125 1001 × 57 - 57
26×202 25 × 73 - 73 × 5
21×299 81 × 4 + 81 × 96
8×24×250 39 × 999 + 39
4000÷4÷25 1001 × 98 - 98
99000÷125÷8 107 × 55 - 55 × 7
51×50×200 39 × 12 - 12 × 9
55×8×250 21 × 16 + 21 × 84
24×250 24 × 99 + 24
72×125 1001 × 83 - 83
24×303 19 × 74 - 74 × 9
23×99 87 × 57 + 87 × 943
8×26×250 68 × 99 + 68
600÷4÷25 101 × 18 - 18
65000÷125÷8 23 × 45 - 45 × 3
48×5×200 22 × 18 - 18 × 2
78×8×250 52 × 29 + 52 × 971
36×250 17 × 99 + 17
16×125 1001 × 14 - 14
24×201 24 × 74 - 74 × 4
22×99 67 × 44 + 67 × 956
4×4×250 43 × 99 + 43
1600÷4÷25 11 × 13 - 13
97000÷125÷8 32 × 66 - 66 × 2
53×5×200 26 × 28 - 28 × 6
98×8×250 66 × 70 + 66 × 30
40×250 61 × 99 + 61
24×125 101 × 49 - 49
32×302 32 × 45 - 45 × 2
14×199 95 × 73 + 95 × 27
4×22×125 72 × 99 + 72
7300÷4÷25 11 × 52 - 52
69000÷125÷8 37 × 95 - 95 × 7
45×5×2 22 × 63 - 63 × 2
75×4×25 91 × 52 + 91 × 48
24×250 34 × 99 + 34
16×125 11 × 93 - 93
16×103 102 × 19 - 19 × 2
15×299 41 × 65 + 41 × 35
4×37×25 61 × 999 + 61
400÷4÷25 101 × 69 - 69
48000÷125÷8 29 × 73 - 73 × 9
55×5×2 36 × 49 - 49 × 6
18×8×250 67 × 31 + 67 × 969
32×25 69 × 99 + 69
56×125 101 × 56 - 56