Question

What should be added to 3/7 to get 4/9

Answer 1

Answer:

$\frac{1}{63}$

Step-by-step explanation:

Let the required number be x

According to the question

$\frac{3}{7} + x = \frac{4}{9} \\ x = \frac{4}{9} - \frac{3}{7} \\ x = \frac{28 - 27}{63} \\ x = \frac{1}{63}$