沪教版五年级上学期小数乘法竖式计算和递等式计算练习题9.19
竖式计算
0.345x0.32 10.07x2.3 5.68x30.6 95X 78.31
递等式计算
9.73+4.2x0.12 2.5x4.5-7.6 (2.8+1.27)x(31.7-29.9)
9.20
竖式计算
9.2x6.3 4.26x3.18 5.3x20.06 3.61x0.045
递等式计算
30.2x8.1-8.1 (1.43-0.6)x6.2 0.25x(1.4+7.7)
9.21
竖式计算
30.2x11.3 0.082x3.14 3.11x5.3 40.105x0.26
递等式计算
7.06x4.04x3 98.5x(9-8.64) (1.93+2.17)+(31.7-36.6)
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