63.1% is the change from 561 to 915
Calculation steps:
[( 915 - 561 ) ÷ 561] x 100 = 63.1%
Formula
Percentage change = [(915 - 561) / 561] x 100
Subtract the new number by the original number
915 - 561 = 354
354 ÷ 561 = 0.6310160427807486
0.6310160427807486 x 100 = 63.1%