23.55% is the change from 535 to 661
Calculation steps:
[( 661 - 535 ) ÷ 535] x 100 = 23.55%
Formula
Percentage change = [(661 - 535) / 535] x 100
Subtract the new number by the original number
661 - 535 = 126
126 ÷ 535 = 0.23551401869158878
0.23551401869158878 x 100 = 23.55%