The difference between fractional multiplication and fractional division in Grade 6 of primary school

Fractional multiplication: multiply by a number larger than one, multiply by a number smaller than one, multiply by a number smaller than one
Fractional division: divide a larger number into smaller ones, and divide a smaller number into larger ones

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6. According to the meaning of power and the multiplication rule of fraction, we can get (B / a) &# 178; = B / a multiplied by B / a = B & # 178;; (B / a) &# 179; = B / a multiplied by B / A Multiply B / a = B & # 179 / / A & # 179;, the rule is the nth power of B / the nth power of A. according to the rule, calculate (- X / 3Y) &# 179; (C & # 178 / / AB) &# 178; × (A / BC) &# 179; (- C / A & # 178; b) &# 179;
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