Question

Calcule o valor da expressão
(3+1/2) + (1/5+1/2)

Answer 1

(3 + 1/2) + (1/5 + 1/2)
(6/2 + 1/2) + (2/10 + 5/10)
7/2 + 7/10
35/10 + 7/10
42/10 (÷ 2)
=>21/5

Answer 2

Boa tarde !

Resolução:

(3+1/2) + ( 1/5 + 1/2)
7/2 + 7/10
21/5

Bons estudos :)