Question

Answer the following:
1) Find the sum of 1/7 and 1/9.​

Answer 1

Answer:

16/63

Step-by-step explanation:

$\frac{1}{7} + \frac{1}{9} = \frac{1 \times 9}{7 \times 9} + \frac{1 \times 7}{9 \times 7} = \frac{9}{63} + \frac{7}{63} \\ => \frac{9 + 7}{63} = \frac{16}{63}$

LCM= 63

Answer 2

Answer:

16/63

step by step explanation:

1/7 +1/9

LCM of 7,9= 63

=1/7×9/9 + 1/9×7/7

=9/63 + 7/63

=16/63