Question

resolva as operações com números racionais. (3/5)-(3/2)
(5/8)+8/10
(5/6)-(2/4)
6/10+(2/4)​

Answer 1

Resposta:

3/5 - 3/2 = 6/10 - 15/10 = -9/10

5/8 + 8/10 = 25/40 + 32/40 = 57/40

5/6 - 2/4 = 10/12 - 6/12 = 4/12 = 1/3

6/10 + 2/4 = 12/20 + 10/20 = 22/20 = 11/10