Question

Qual e o resultado -2 +3/2 -7/5 +3/10 me ajudem pf

Answer 1

mmc de 2,5 e 10 = 10

-20/10 + 15/10 - 14/10 + 3/10
 
        -5/10 - 11/10
         
            - 16/10 = -8/5       pk

Answer 2

-2/1 + 3/2 - 7/5 + 3/10 -20+15-14+3/10 -34+18/10 = -16/10