1⼀2+ᠧ-1⼀8=7⼀10怎么算?

2025-04-05 01:30:05
推荐回答(1个)
回答1:

1/2+x-1/8=7/10
解:0.5+x-0.125=0.7
x=0.7-0.5-0.125
x=0.2-0.125
x=0.075