53.6% is the change from 597 to 917
Calculation steps:
[( 917 - 597 ) ÷ 597] x 100 = 53.6%
Formula
Percentage change = [(917 - 597) / 597] x 100
Subtract the new number by the original number
917 - 597 = 320
320 ÷ 597 = 0.5360134003350083
0.5360134003350083 x 100 = 53.6%