Question

Wht no. Will be added to 1/7 to get 1

Answer 1

Answer:

let take the no. be x

$\frac{1}{7} + x = \frac{1}{1} \\ x = \frac{1}{1} - \frac{1}{7} \\ x = \frac{7(1) - 1(1)}{7} \\ x = \frac{7 - 1}{7} \\ \: x = \frac{6}{7}$

so the number is 6/7

☛ 1/7- 6/7= 1