Respuesta :

A number without denominator such is equal to number with denominator 1.
So, 15  is equal to 15/1

5/6 x 15/1

75/6  . . . . . . . .  divide both by 3

25/2

= 12 1/2
5/6*15/1=75/6

75/6=12 1/2

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