Question

2- Efetuar as adições: a 1/5+3/4b) 2/8+3/10
c) 4/5+1/4​

Answer 1

Resposta:

a) 19/20

b) 11/20

c) 21/20

Explicação passo-a-passo:

a) 1/5 + 3/4 = 4/20 + 15/20 = 19/20

b) 2/8 + 3/10 = 20/80 + 24/80 = 44/80 = 11/20

c) 4/5 + 1/4 = 16/20 + 5/20 = 21/20