> 数学 >
0.79×0.46+7.9×0.24+11.4×0.079
人气:201 ℃ 时间:2019-09-28 20:18:50
解答
0.79x0.46+7.9x0.24+11.4x0.079=0.79x(0.46+2.4+1.14)=0.79x4=3.16
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版