Question

quanto é:
(1/4+3)-(2/3-1/2)=

Answer 1

Resposta:

(1/4+3)-(2/3-1/2)=

(3/12+36/12)-(4/6-3/6)

(39/12) - (1/6)

39/12 - 2/12  = 37/12

Answer 2

Resposta:

(1/4 + 3) - (2/3 - 1/2)

( 1/4 + 12/4 ) - ( 4/6 - 3/6)

(13/4) - (1/6)

13/4 - 1/6

39/12 - 2/12

37/12