3.2x0.54列竖式计算并验算

3.2x0.54列竖式计算并验算
2025-05-11 04:36:17
推荐回答(1个)
回答1:

3.2×0.54=1.728 3.45×0.25=0.8625 1.76×4.2≈7.39 64.8÷24=2.7 验算: