> 数学 >
简便计算 0.77÷3.5= 和12.5×8÷12.5×8=
人气:119 ℃ 时间:2020-05-27 13:48:30
解答
0.77÷3.5
=0.11×7÷3.5
=0.11×2
=0.22
12.5×8÷12.5×8
=12.5÷12.5×8×8
=1×64
=64
推荐
猜你喜欢
© 2026 79432.Com All Rights Reserved.
电脑版|手机版