49.24% is the change from 528 to 788
Calculation steps:
[( 788 - 528 ) ÷ 528] x 100 = 49.24%
Formula
Percentage change = [(788 - 528) / 528] x 100
Subtract the new number by the original number
788 - 528 = 260
260 ÷ 528 = 0.49242424242424243
0.49242424242424243 x 100 = 49.24%