73.58% is the change from 530 to 920
Calculation steps:
[( 920 - 530 ) ÷ 530] x 100 = 73.58%
Formula
Percentage change = [(920 - 530) / 530] x 100
Subtract the new number by the original number
920 - 530 = 390
390 ÷ 530 = 0.7358490566037735
0.7358490566037735 x 100 = 73.58%