Question

Help me, I can't do it

quy đồng  mẫu số \(\dfrac{4}{15}\)và\(\dfrac{5}{72}\)

Answer 1

gấp ạ

Answer 2

\(\dfrac{4}{15}=\dfrac{4\cdot24}{15\cdot24}=\dfrac{96}{360}\)

\(\dfrac{5}{72}=\dfrac{5\cdot5}{72\cdot5}=\dfrac{25}{360}\)

Answer 3

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