Question

torne irredutíveis as frações:

28
_ =
49

35
_ =
45

36
_
27

Answer 1

1 ) 4/7
2) 7/9
3) 12/9=4/3

Answer 2

$\frac{28}{49} \div 7 = \frac{4}{7 } \\ \frac{35}{45} \div 5 = \frac{7}{9}$