Question

What is the lowest common denominator of the two fractions? An explanation would help x​

Answer 1

Lowest common denominator are

7/10

Answer 2

Answer: 30

Explanation:

9/10 = numerator 9 x 3 = 27 and denominator 10 x 3 = 30

2/15 = numerator 2 x 2 = 4 demoninator 15x 2 = 30

This is to make it easier to subtract with a common denominator

= 27-4/ 30

= 23/30

the lowest common denominator is 30