Question

( 1 by 2 - 1 by 3) - 1 by 7

Answer 1

Answer:

1/42

Step-by-step explanation:

(½-⅓) = 1/6

1/6-1/7 = 1/42

Answer 2

Answer:

$= \frac{1}{42}$

Step-by-step explanation:

$( \frac{1}{2} - \frac{1}{3}) - \frac{1}{7}$

$= \frac{3 - 2}{6} - \frac{1}{7}$

$= \frac{7 - 6}{42}$

$= \frac{1}{42}$