Question

Calcule e simplifique
23/7 + 1/3 - 2 + 1/6
4 2/3 -1 1/2 + 7/8

Answer 1

A) 23/7+1/3-2+1/6
138/42+14/42-84/42+7/42= 75/42 = 25/14 Resposta simplicada 25/14
B)4 2/3 - 1 1/2 +7/8
4x3+2=14/3
1x2+1=3/2
14/3 - 3/2 + 7/8=
112/24 - 12/24 + 3/24 = 103/24
Espero ter ajudado