如题所述
20道小数乘法估算题
7.8x5.2 9.6x2.03 1.05x100 1.25x32 0.25x24
6.7x8.2 11.2x8.5 33.13x9.1 5.8x6.4 8.6x2.06
3.6x7.5 8x1.5x4 5.1x7.3 1.01x7.3 4.5x3.8
4.9x8.4 3.22x5.1 7.9x1.8 6.5x0.7 7.1x6.4
7.8x5.2 9.6x2.03 1.05x100 1.25x32 0.25x24
6.7x8.2 11.2x8.5 33.13x9.1 5.8x6.4 8.6x2.06
3.6x7.5 8x1.5x4 5.1x7.3 1.01x7.3 4.5x3.8
4.9x8.4 3.22x5.1 7.9x1.8 6.5x0.7 7.1x6.4
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