小数简便计算练习一
(一)小数加减法计算
3.2+0.36+4.8+1.64 0.456+6.22+3.78 6.9+4.8+3.1
1.29+3.7+2.71+6.3 0.398+0.36+3.64 4.02+5.4+0.98
73.8-1.64-13.8-5.36 7.14
35.6-1.8-15.6-7.2 66.86
7.85+2.34-0.85+4.66 13.35
5.27+2.86-0.66+1.63 3.68
-0.53-2.47 5.17-8.66-1.34 36.8-4.68+2.65 9.6+7.56-2.68 47.8-1.8-3.2 -3.9-6.1 +4.8-3.6 -7.45+8.8
(二)小数乘除法计算
0.25×16.2×4 320÷1.25÷8 3.9÷(1.3×5)
3.52÷2.5÷0.4 9.6÷0.8÷0.4 2.5×2.4
3.2×0.25×12.5 15
8.54÷2.5÷0.4 0.25
0.8×(4.3×1.25) 4.36
320÷1.25÷8 17.8
12.5×0.96×0.8
0.35×(1.25×2)×0.8 63.4
÷(0.15×0.4)×0.73×4 4.6
×12.5×8 ÷(1.78×4) 4.51.25×2.5×32 4.9÷2.5÷0.4 0.25
÷45 ÷3.5
0.25×0.73×4 ÷1.8 ÷1.4 ×36
2.7小数简便计算练习二
3.82+2.9+0.18+9.1 1.27+3.9+0.73+16.1 1.57+0.245+7.43
2.64+8.67+7.36+11.33 0.134+2.66+0.866 1.76+0.195+3.24
23.4-0.8-13.4-7.2 15.02-6.8-1.02 8
3.2×0.25×12.5
15.2÷0.25÷4 1.25
18-1.8÷0.125÷0.8 930
2.31×1.6×0.5×1.25 0.25
12.5×0.96×0.8 ×2.5×32 0.49÷0.6÷5 70×8.5×4 15-2.45-1.55 4.2÷3.5 ÷1.4 ÷28 ÷0.25 小数简便计算练习三
5.6÷1.25÷0.8÷2.5÷0.4 0.125×16.2×16
67.34+21.56+2.66+8.44 0.74+19.16+9.26+0.82 6.02+3.6+1.98
15.75+3.59-0.59+14.25 3.9
25.48-(9.4-0.52) 9.43-
36.54-1.76-4.54 3.07
3.25+1.79-0.59+1.75 1.23
13.75-(3.75+6.48) 15.89
2.35+1.713+0.287+7.65
-4.1+6.1-5.9 14(6.28-1.57) 146.5-0.38-1.62 32+3.4-0.23+6.6 7.5+(6.75-5.89) 12.74.8+8.63+5.2+0.37 -7.32-2.68 -(23+46.5) +4.9-0.9
+4.9-6.5 -(3.7+0.84) 5.93+0.19+2.81 小数简便计算练习四
7.09×10.8-0.8×7.09 3.72×3.5+6.28×3.5 0.79×199
3.83×4.56+3.83×5.44 3.9×2.7+3.9×7.3 7.6×0.8+0.2×7.6
3.14×0.68+31.4×0.032 32.4×0.09+0.1×3.24 1.28
2.3×16+2.3×22+23×0.2 9.16×15-0.5×91.6 101
28.6×101-28. 6 1.87×9.9+0.187
(45.9-32.7)÷8÷0.125 (1.25-0.125)×8
0.8×100.1 27.5×3.7-7.5×3.7 0.85
3.65×10.1 4.6×102 0.65
×8.6+7.2×86 ×0.87-0.91×87
58.5×81-8.5 (2.5-0.25)×0.4
×199 ×101