Comprueba si se cumplen las igualdades indicadas. 2/9 × 1/4 = 1/4 × 2/9
Ayuda plis.
Ayuda plis.
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Verified answer
1) 2/36=2/36-si se cumple
2)1/7x(3/12+2/12)=1/28+1/42
1/7x5/12=3/84+2/84
5/84=5/84- sí se cumple