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先化简,再求比值:4/5÷3/25÷8,32x5/8÷10/11,2/9x5/1...

1、4/5÷3/25÷8 =4/5*25/3*1/8 =5/6 2、32*5/8÷10/11 =32*5/8*11/10 =22 3、2/9*5/11÷5/22 =2/9*5/11*22/5 =4/9 4、8÷4/5*3/10 =8*5/4*3/10 =3

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