Question

1) a)2/3+1/2-7/4=

2) a)(+2/6):(-5/4)
b)(-18/17)×(+34/27)=
​

Answer 1

Explicação passo-a-passo:

111)a)2/3+1/2-7/4=

8+6-21/12

-7/12

2) a)(+2/6):(-5/4)

2.4/4.5

-4/5

b)(-18/17)×(+34/27)=

18.34/17.27

68/51