79.21% is the change from 534 to 957
Calculation steps:
[( 957 - 534 ) ÷ 534] x 100 = 79.21%
Formula
Percentage change = [(957 - 534) / 534] x 100
Subtract the new number by the original number
957 - 534 = 423
423 ÷ 534 = 0.7921348314606742
0.7921348314606742 x 100 = 79.21%