Question

Me ajuda pfv é pra amanhã

Answer 1

Resposta:

a)- 1/3 + 2/5= 5/15 + 5/15 = 11/15.

b)- 3/3 × 1/4 × 8/5 = 24/60 = 2/5.

Answer 2

ola

$\frac{1}{3} + \frac{2}{5} = \frac{5 + 6}{15} = \frac{11}{15}$

$\frac{3}{4} \times \frac{1}{4} \times \frac{8}{5} = 1 \times \frac{1}{4} \times \frac{8}{5} \\ 1 \times \frac{2}{5} \\ \frac{2}{5}$

bons estudos