# Question #7b273

Dec 16, 2016

$16.2$ (or $16 \frac{1}{5}$ which is the same thing)

#### Explanation:

$25 \times 4 = 100$

$25 \times 4 \times 4 = 25 \times 16 = 400$

Therefore $405 \div 25 = 16$ with a remainder of $5$

i.e. $405 \div 25 = 16 \frac{5}{25} = 16 \frac{1}{5} = 16.2$