> 其他 >
4/5乘7又3/8+2.625除以1又1/4,怎么简算?
人气:398 ℃ 时间:2020-04-15 21:11:51
解答
4/5×7/3/8+2.625÷1/1/4
=0.8×7/3/8+2/5/8×0.8
=0.8×(7/3/8+2/5/8)
=0.8×10
=8
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版