# How do you write the answer in scientific notation given (8.4times10^-6)/(2.4times10^9)?

Oct 25, 2017

$3.5 \cdot {10}^{-} 15$

#### Explanation:

$\frac{8.4}{2.4}$ is 3.5

When dividing - the exponents
$- 6 - 9 = - 15$

so.. $3.5 \cdot {10}^{-} 15$