Question

Adding $\frac{-4}{7}$ to $\frac{10}{14}$, we get the sum as _____

• A. $\frac{18}{14}$
  
• B. $\frac{-2}{14}$
  
• C. $\frac{-18}{14}$
  
• D. $\frac{2}{14}$
  

Answer 1

The correct option is D $\frac{2}{14}$


The LCM of 7 and 14 is 14

$\frac{-4}{7}+\frac{10}{14}=\frac{(-4\times 2)+10}{14}=\frac{10-8}{14}=\frac{2}{14}$