7⼀10+2⼀5等于多少?

2025-03-14 01:49:02
推荐回答(3个)
回答1:

解:7/10+2/5等于( 11/10 ),【即等于1.1】
∵已知需求出7/10+2/5等于多少
X + Y = Z
∴7/10 + 2/5
= 7/10 + (2×2)/(5×2)
= 7/10 + 4/10
= (7+4)/10
= 11/10
= 1.1
答:7/10+2/5等于11/10,【即等于1.1】

回答2:

解:
7/10+2/5
=7/10+4/10
=11/10

回答3:

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