# The Millers' electric bill jumped from $84 in May to$105 in June. What is the percent of increase in their electric bill?

Apr 1, 2017

=25%

#### Explanation:

$\frac{105 - 84}{84} \times 100$

$= \frac{21}{84} \times 100$

$= \frac{1}{4} \times 100$

$= 25$