625% is the change from 120 to 870
Calculation steps:
[( 870 - 120 ) ÷ 120] x 100 = 625%
Formula
Percentage change = [(870 - 120) / 120] x 100
Subtract the new number by the original number
870 - 120 = 750
750 ÷ 120 = 6.25
6.25 x 100 = 625%
Example