Question

sendo a=3 1/4 - 5/3 e b= 1 2/3 - 1/2, qual o calculo de a+b?

Answer 1

a= 3 1/4  -5/3
a= 13/4 - 5/3
a= 39 - 20/12
a= 19/12

b= 1 2/3 - 1/2
b= 5/3 - 1/2
b= 10- 6/2
b= 4/6

a+b = 19/12 + 4/6
19/12 + 4/6
19+ 8/ 12
27/12 (/3) = 9/4

Espero ter ajudado