Question

Find the percent of change from the first value to the second. 20 ; 80

Answer 1

300%

Explanation:

percent change = (new value - old value)/(old value) * 100%

percent change = (80 - 20)/20 * 100%

percent change = 60/20 * 100%

percent change = 3 * 100%

percent change = 300%

Answer 2

Percent Change Formula: [(new - old)/old] * 100

Explanation:

New - old

80 - 20 = 60

Difference between new - old divided by old

60/20 = 3

Previous quotient times 100

3*100 = 300

Percent Change is 300%

Check your answer

300% of 20 is 60

20 + 60 = 80