77.88% is the change from 538 to 957
Calculation steps:
[( 957 - 538 ) ÷ 538] x 100 = 77.88%
Formula
Percentage change = [(957 - 538) / 538] x 100
Subtract the new number by the original number
957 - 538 = 419
419 ÷ 538 = 0.7788104089219331
0.7788104089219331 x 100 = 77.88%