简便计算
12.5×(0.7×0.8) 6.25×1.02 1.25×99
12.5×32×2.5 4.12﹣1.78﹣1.22 4.2÷0.7÷6.
简便计算
12.5×(0.7×0.8) 6.25×1.02 1.25×99
12.5×32×2.5 4.12﹣1.78﹣1.22 4.2÷0.7÷6.
试题篮
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