Question

Решите пример срочно. 2/3-5/18

Answer 1

$frac{2}{3} - frac{5}{18} = frac{12 - 5}{18} = frac{7}{18}$

Answer 2

2/3 - 5/18 = 2*6 / 3*6 - 5/18 = 12/18 - 5/18 = (12-5) / 18 = 7/18