Question

What is a common denominator of
1
4
and
7
10
?

Answer 1

20 is the common denominator

Answer 2

The common denominator is = 20

Explanation:

I'm guessing its

1/4 and 7/10

= 1/4 and 7 /10

Pick the denominator

4 and 10

Find the LCM

2║4║10

2║2║5

5║1 ║5

║1 ║1

2 × 2 × 5 = 20

The common denominator for 1/4 and 7/10 is 20