问题
解答题
计算1.8×0.25×5=0.25×(1.8×5)时,运用了乘法交换律和乘法结合律.______.
答案
1.8×0.25×5
=0.25×1.8×5,(运用乘法交换律)
=0.25×(1.8×5)(运用乘法的交换律)
故答案为:√
计算1.8×0.25×5=0.25×(1.8×5)时,运用了乘法交换律和乘法结合律.______.
1.8×0.25×5
=0.25×1.8×5,(运用乘法交换律)
=0.25×(1.8×5)(运用乘法的交换律)
故答案为:√