Question

Cuanto es 8/3-2/6, 7/9-1/4,(15/3)-(7/4) y 4/3[entre]1/2

Answer 1

Resolver:
8/3 - 2/6  El mcm de los denominadores 3 y 6 es 6
8*2/6 - 2/6 =
16/6 - 2/6 =
(16 - 2) /6 =
14 /6    Simplificamos sacamos mitad-
(14/2) / (6/2) =
7/3
Solucion
7/3

7/9 - 1/4    =   
(7*4)/9*4 -  (1)(9)/(9*4) =
28/36 - 9/36 =
(28 - 9) /36 =
19/36
Solucion
19/36

15/3 - 7/ 4
(15 * 4)/12 - (3)(7)/12
60/12 - 21/12 =
(60 -21)/12 =
39/12  Simplificamos sacamos tercera
(39/3) / (12/3) =
13/4
Solucion:
13/4

(4/3)÷ (1/2 ) =
4/3 x (2/1) =
4*2 /3*1 =
8/3
Solucion:
8/3