Question

For comparing the unlike fractions $\frac{2}{3}$ and $\frac{7}{8}$ by converting them into like fractions, we need to find the LCM of ____.

• A. 2 and 7
• B. 3 and 8
• C. 7 and 8
• D. 3 and 7

Answer 1

The correct option is B 3 and 8

When comparing unlike fractions, we convert them into like fractions.
For this, we find the LCM of the denominators of both the fractions
Hence, we need to find the LCM of 3 and 8.