Question

se x = 1/2 e y = 2/3 calcule a) x+y b) y-x c) x- 1/2 + y d) x+y +5

Answer 1

x = 1/2 e y=2/3

a) x+y
3/6 + 4/6
7/6

b)3/6 - 4/6
-1/6

c)3/6 - 3/6 + 2/3
2/3

d)7/6 +5
7/6 + 30/6
37/6

Answer 2

vc e bom nissa que elaese 1-2=1