Question

Deuda cinta adhesiva de 2 1/3m,gasté 3/6m.¿que cantidad de cinta me quedo?

Answer 1

Respuesta: Queda: 11/6 m = 1 5/6 m

= (7/3) m - (1/2) m

= (7*2 - 3*1)/(2*3) m

= (14 - 3)/6 m

= 11/6 m = (6 + 5)/6m = (1 + 5/6) m

Answer 2

18
es igual que restar