问题
解答题
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答案
0.25×40=10;8×1.25=10;3.1×0.3=0.93;0.04×0.2=0.008;
0.16+0.5=0.66;0.12×6=0.72; 0.08×0.5=0.04;0.7-0.03=0.67;
1.8×4=7.2; 1.25×3×4=15; 0.2×0.2=0.04;0.71×0.9≈0.6.
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0.25×40=10;8×1.25=10;3.1×0.3=0.93;0.04×0.2=0.008;
0.16+0.5=0.66;0.12×6=0.72; 0.08×0.5=0.04;0.7-0.03=0.67;
1.8×4=7.2; 1.25×3×4=15; 0.2×0.2=0.04;0.71×0.9≈0.6.