[﹙8.79+19.21﹚×0.5﹣1.63﹣2.37]÷0.25

分类: 作业答案 • 2022-01-03 09:49:57

问题描述：

答

[﹙8.79+19.21﹚×0.5﹣1.63﹣2.37]÷0.25
=[28×0.5﹣(1.63+2.37)]÷0.25
=[14﹣5]÷0.25
=9÷0.25
=36

答

=（28×0.5-4）除以0.25
=（14-5）除以0.25
=36

答

原式=（28*0.5-1.63-3.37）/0.25
= （14-5）*4
=9*4
=36