Question

Efetue as adições e subtrações:

a)5/3 + 1/3
b)1/7 + 3/7
c)21/19 + 2/19
d)1/7 + 2/7 + 3/7 + 2/7
e)4/5 + 2/5
f)17/3 - 2/3
g)4/20 + 12/20 + 3/20
h)1/5 + 3/5 + 4/5 + 6/5 ​

Answer 1

Resposta:

$a) \frac{6}{3}$

$b) \frac{4}{7}$

$c) \frac{23}{19}$

$d) \frac{8}{7}$

$e) \frac{6}{5}$

$f) \frac{15}{3}$

$g) \frac{19}{20}$

$h) \frac{14}{5}$