225÷ 3.75÷3.75怎样简算

来源：学生作业帮编辑：作业帮分类：综合作业时间：2024/05/13 22:04:33

225÷ 3.75÷3.75怎样简算

=(15×15)÷[(15×0.25)×(15×0.25)]
=(15×15)÷(15×15)÷(0.25×0.25)
=1÷(0.25×0.25)
=4×4÷(4×0.25×4×0.25)
=16÷1
=16

225÷ 3.75÷3.75怎样简算 3.75+4.5÷1.8 怎样简便算法 10-3.75+2.84怎样简算? 17.8÷(1.78×4) 怎样简算 75.6-35.6÷0.89 怎样简算? 2.4÷0.25怎样简算 7.2÷4.5怎样简算? 0.51÷0.17×9.5怎样简算 0.4÷0.25怎样简算? 999.999÷666.666 怎样简算? 222.2×66.66÷3.333怎样简算? 怎样简算420÷35