х²/х⁵ · х³/х⁶ · х⁴/х⁷ : х⁵/х¹⁰ = 1/х³ · 1/х³ · 1/х³ · х⁵ = х⁵/х⁹ = 1/х⁴
х²· у²· х³/у⁵ = х⁵/у³
25³/5⁷ = 5⁶/5⁷ = 1/5
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х²/х⁵ · х³/х⁶ · х⁴/х⁷ : х⁵/х¹⁰ = 1/х³ · 1/х³ · 1/х³ · х⁵ = х⁵/х⁹ = 1/х⁴
х²· у²· х³/у⁵ = х⁵/у³
25³/5⁷ = 5⁶/5⁷ = 1/5