> 数学 >
用简便方法计算:(-1000)×(3/10-1/2+1/5-0.1)
人气:100 ℃ 时间:2019-11-14 12:11:28
解答
(-1000)×(3/10-1/2+1/5-0.1)
=(-1000)×3/10-(-1000)×1/2+(-1000)×1/5-(-1000)×0.1
=-300+500-200+100
=100
推荐
猜你喜欢
© 2025 79432.Com All Rights Reserved.
电脑版|手机版