Question

Resolva as operações a seguir :

a)

5
/6

+

3
/4

=

b) 4,5 -
7
/8

=

c) 1,4 x 2,02
=

d)

− 1
/4

∶
8
/5

=​

Answer 1

Resposta:

A. 5/6+3/4= 7/10

B. 4,5-7/8= 45/10- 7/8=

38/2 = 19

C.1,4×2,02= 2,828

D. -1/4÷8/5= -1/4×5/8= -5/32