计算,要有过程
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发布时间:2023-12-23 14:00
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热心网友
时间:2024-02-26 13:29
【1.】6分之5-(2分之1+3分之1)
=5/6-(1/2+1/3)
=5/6-(3/6+2/6)
=5/6-5/6
=0
【2.】4分之3-(4分之3-3分之2)
=3/4-(3/4-2/3)
=3/4-3/4+2/3
=2/3
【3.】1-10分之7-5分之1
=1-7/10-1/5
=3/10-2/10
=1/10
【4.】5分之3-(15分之2+3分之1)
=3/5-(2/15+1/3)
=9/15-2/15-5/15
=2/15
热心网友
时间:2024-02-26 13:29
【1.】6分之5-(2分之1+3分之1)
=5/6-(3/6+2/6)
=5/6-5/6
=0
【2.】4分之3-(4分之3-3分之2)
=3/4-3/4+2/3
=0+2/3
=2/3
【3.】1-10分之7-5分之1
=3/10-2/10
=1/10
【4.】5分之3-(15分之2+3分之1)
=3/5-(2/15+5/15)
=9/15-7/15
=2/15