Question

Resolva as operaçoes

Answer 1

Resposta:

Explicação passo a passo:

a) -3/5-1/7=-21/35-5/35=-26/35

b) 2/7-1/3-1=6/21-7/21-21/21=-22/21

c) 0,2+1/5+1/2=2/10+2/10+5/10=9/10

d) -1/3+2/15+2/13-1=-5/15+6/15+10/15-15/15=-4/1