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Azieq
80 4
___ = ___
100 5

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[tex] \frac{40}{50}  and   \frac{20}{25}[/tex]

This is because when multiplied they are able to fit into both the denominator and the numerator. 40/50 would be multiplied by 2/2 and 20/25 would be multiplied by 4/4, they are both equal to 80/100.