Question

Calcule e simplifique o resultado quando possível
A) 1/2 + 2/3
B) 5/6 - 2/3
C) 4/3 + 2/3
D) 9/2 + ( -7/4) + ( -2/3)
E) 2/5 - ( -1/10) - ( +1/2)
F) 7/10 - ( -1/10) - ( -3/2)

Answer 1

A) 1/2 + 2/3 = 7/6
B) 5/6 - 2/3 = 1/6
C) 4/3 + 2/3 = 6/3 = 2/1
D) 9/2 + ( -7/4) + ( -2/3) = 25/12
E) 2/5 - ( -1/10) - ( +1/2) = 0/10 = 0
F) 7/10 - ( -1/10) - ( -3/2) = 23/10