Question

$\text{Represent 7}\frac{4}{5}\text{as a decimal.}$

• A. 8.7
• B. 4.5
• C. 7.8
• D. 7.5

Answer 1

The correct option is C 7.8

$\text{7}\frac{4}{5}=\frac{39}{5}$

$\text{=}\frac{2\times 39}{2\times 5}$

$\text{=}\frac{78}{10}\text{= 7.8}$