83.02% is the change from 53 to 97
Calculation steps:
[( 97 - 53 ) ÷ 53] x 100 = 83.02%
Formula
Percentage change = [(97 - 53) / 53] x 100
Subtract the new number by the original number
97 - 53 = 44
44 ÷ 53 = 0.8301886792452831
0.8301886792452831 x 100 = 83.02%