16% is the change from 750 to 870
Calculation steps:
[( 870 - 750 ) ÷ 750] x 100 = 16%
Formula
Percentage change = [(870 - 750) / 750] x 100
Subtract the new number by the original number
870 - 750 = 120
120 ÷ 750 = 0.16
0.16 x 100 = 16%
Example