问题
计算题
x+2.5=8.8 | 16.9÷x=0.13 |
x÷0.84=2.3 | x-18.7=9.63 |
答案
解:x+2.5=8.8
x+2.5-2.5=8.8-2.5
x=6.3
x=16.9÷0.13
x=130
解:x÷0.84=2.3
x=2.3÷0.84
x=1.932
x=9.63+18.7
x=28.33
多项选择题
x+2.5=8.8 | 16.9÷x=0.13 |
x÷0.84=2.3 | x-18.7=9.63 |
解:x+2.5=8.8
x+2.5-2.5=8.8-2.5
x=6.3
x=16.9÷0.13
x=130
解:x÷0.84=2.3
x=2.3÷0.84
x=1.932
x=9.63+18.7
x=28.33