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求答案帮帮忙吧好吗。。。啊啊啊
1个回答
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(3)
3/8x4/3+3/10=1/2+3/10=4/5
=4+0.15=4.15
=18-3/20x10=18-1.5=16.5
=1/3x2+1/3=1
=7/8x1/9x3/5x72/35=3/25
=(9/10-3/5)x5/4二3/10x5/4二3/8
3/8x4/3+3/10=1/2+3/10=4/5
=4+0.15=4.15
=18-3/20x10=18-1.5=16.5
=1/3x2+1/3=1
=7/8x1/9x3/5x72/35=3/25
=(9/10-3/5)x5/4二3/10x5/4二3/8
追问
谢谢啦
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