Answer:77%
Explanation:
Find the amount of change.
Amount of change = Greater Value − Lesser Value
= 69 − 39 Substitute values.
= 30 Subtract.
Find the percent increase. Round to the nearest percent.
Percent Change =
Amount of Change
Original Amount
=
30
39
Substitute values.
≈ 0.769 Divide.
= 77% Write as a percent and round.
The percent increase is 77%.