Question

Multiply 4/5 × 5/4 ....Give full explanation.​

Answer 1

$\frac{4}{5} \times \frac{5}{4} \\ \\ = 1$

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Answer 2

$\tt{\purple{\underline{\huge{Answer:}}}}$

$:\implies \dfrac{4}{5} \times \dfrac{5}{4}$

$:\implies \dfrac{20}{20}$

$:\implies1$

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