怎样用简便方法计算急‼
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/23 21:42:31
x=N@%JٳkN@nl r*~ZBP@4p1Ч7fb\-z>q=I}z9TYcM'}eNqrnX fE/Uq\:U%qiqBzPe6Ei(T)=Y5Ԩ@ij$F h,OrO
cAjhF3HUl$ؑ>pl^9B$e3hQ[i?s(@(qd]Z- "m 0
怎样用简便方法计算急‼
怎样用简便方法计算急‼
怎样用简便方法计算急‼
解
5/8+1/8-3/10-1/10
=(5/8+1/8)-(3/10+1/10)
=6/8-4/10
=3/4-2/5
=15/20-8/20
=7/20