[﹙8.79+19.21﹚×0.5﹣1.63﹣2.37]÷0.25
问题描述:
[﹙8.79+19.21﹚×0.5﹣1.63﹣2.37]÷0.25
答
原式=(28*0.5-1.63-3.37)/0.25
= (14-5)*4
=9*4
=36