Question

mim ajudem prfv

a) 3/4.8/3-5/12:10/3
b)7/3+7/8:21/8-3/8​

Answer 1

Resposta:a) -10,5

b) 2,29

Explicação passo-a-passo:

a) 3/4 . 8/3 - 5/12 : 10/3

24/12 - 5/12 . 3/10

24/12 - 15/120

24 - 150/12

-126/12

-10,5

b) 7/3 + 7/8 : 21/8 - 3/8

7/3 - 7/8 . 8/21 - 3/8

7/3 + 1/3 - 3/8

8/3 - 3/8

64 - 9/24

2.29