Question

Найдите значение разности 14/25 - b, если b=7/30

Answer 1

$\frac{14}{25}-b= \frac{14}{25}-\frac{7}{30}= \frac{84}{150}-\frac{35}{150}= \frac{84-35}{150}= \frac{49}{150}$

Answer 2

14/25-7/30= 84/150-35/150=49/150