84.47% is the change from 528 to 974
Calculation steps:
[( 974 - 528 ) ÷ 528] x 100 = 84.47%
Formula
Percentage change = [(974 - 528) / 528] x 100
Subtract the new number by the original number
974 - 528 = 446
446 ÷ 528 = 0.8446969696969697
0.8446969696969697 x 100 = 84.47%