25.67% is the change from 526 to 661
Calculation steps:
[( 661 - 526 ) ÷ 526] x 100 = 25.67%
Formula
Percentage change = [(661 - 526) / 526] x 100
Subtract the new number by the original number
661 - 526 = 135
135 ÷ 526 = 0.25665399239543724
0.25665399239543724 x 100 = 25.67%