Question

Efetue as operações e simplifique o resultado:a) 1/72+1/60 ,b)1/72-1/60 ,c) 7/72-5/60, d) 11/45-1/26+1/12 . me ajudem poor favooor !  :/

Answer 1

a) 11/360

b) 1/45

c) 5/360

d) 677/2340