Cara menghitung 5-2/7

5-2/7 = 5/1 -2/7
disamakan penyebutnya =(5*7)/7 - 2/7
= 35/7 - 2/7
=33/7

5 - 2/7 = 35/7 - 2/7 = 33/7

5 = 5/1
5/1 - 2/7 = (5 x 7/1 x 7) - 2/7
= 35/7 - 2/7
= 33/7 = 4 5/7

Semoga membantu