Question

Alguém Ai Sabe ?

7+1-5
4+3-12=

Answer 1

Olá Lorena

$\boxed{\frac{7}{4}+ \frac{1}{3} -\frac{5}{12}= \frac{21+4-5}{12}= \frac{20:4}{12:4}= \boxed{\frac{5}{3}}}$

Answer 2

7+1-5 = 3
4+3-12=-5

ou

$\frac{7}{4}+\frac{1}{3}-\frac{5}{12}=\frac{21+4-5}{12}=\frac{20}{12}=\frac{5}{3}$