29.33% is the change from 750 to 970
Calculation steps:
[( 970 - 750 ) ÷ 750] x 100 = 29.33%
Formula
Percentage change = [(970 - 750) / 750] x 100
Subtract the new number by the original number
970 - 750 = 220
220 ÷ 750 = 0.29333333333333333
0.29333333333333333 x 100 = 29.33%