五年级上册小数简便运算100题练习

五年级上册小数简便计算100 题练习

73.8－1.64－13.8－5.36 66.86－8.66－1.34 36.8－3.9－6.1 2 13.75－(3.75＋6.48) 5.48－(9.4－0.52) 3.9－4.1＋6.1－5.9 4.02＋5.4＋0.98 5.17－1.8－3.2

3.68＋7.56－2.68 7.85＋2.34－0.85＋

4.66 3

5.6－1.8－15.6－7.2 47.8－7.45+8.8 3.82＋2.9＋0.18＋9.1 9.6＋4.8－3.6 7.14－0.53－2.47 13.35－4.68＋2.65 5.27＋2.86－0.66＋1.63 0.398+0.36+3.64 15.75+3.59－0.59+14.25 132－43.7－5

6.3 12.25－3.1＋0.85－6.17 6.3+4.82+3.7－0.82 48.4＋2.78＋51.6－0.48

7.3＋2.7－7.3＋2.7 3.6- 3.6 0.8 3.72 3.5+ 6.28 3.5 4.8 7.8+ 78 0.52 1

8.76

9.9+ 1.876 56.5 9.9+ 5.65 7.09 10.8- 0.8 7.09 4.2 99+ 4.2 9.7 99+ 9.74.

4.8- 4.8 0.5 (1.25- 0.125) 8 20.5-1.074-8.35

5.5 5.6 1.25

4.36 12.5 8

5.83 2+ 4.27 15.6 13.1- 15.6- 15.6 2.1 27.5 3.7- 7.5 3.7 3.4 E.46+3.4 (X54 0.32 >12.5 送.5 7.6 27+ 7.6 174- 7.6 1.5 1.2+ 8.8 1.5

(45.9-32.7) 8220.125 52.820.75 0.25 (7.7+15.4) 27 5.4 0.7521. 7221.2528 25.5[2(10-8.98) 2.5] 45022.522 392(1.3 5) 2.224+0.624 4.8325+2.1725

1.9-1.9 0.9)2(3.8-

2.8) 2.320.2520.4 652(0.65 4) 5.4 0.75 21.5

2.6 0.5+7.4 22 (2.31+6.69) 20.03 8.5422.520.4

3.5 E .4+ 3.5 &6 7.12 4- 1.12 4 2.65 1.7+ 1.35 1.7 2.5 ( 6.2- 2.6) >0.4 26.7- 0.5 5- 7.5

4.7 8.3+

5.2 8.3+ 0.83 48.4+2.78+51.6-0.48

3.72 9.9+3.72 0.1 0.99 0.81+0.99 0.19+0.99 1.39 25-0.039 250 ( 2.5-0.25) 0.4

4.16+4.16+4.16+4.16) 2.5 3.78 99+3.78 1.25 2 0.37 4 1.25 8-0.025 80 12.6-(2.89+7.11) 1.01 [18.95-(8.43+3.87) ] 2.8 18.95-(8.43+3.87)] 2.8

4.2 哉5 320^1.25 卷 3.52 -2.5 ￡.4 4.78 2.2+ 3.44 8.5422.520.4

6.4 0.25+3.624 15.220.2524 9.6 20.8 20.4 1

7.8 2(1.78 4) 3.68 24.6+ 6.32 6302[2.98+ 6.5 (3.2-3.12) ]