45.39% is the change from 661 to 961
Calculation steps:
[( 961 - 661 ) ÷ 661] x 100 = 45.39%
Formula
Percentage change = [(961 - 661) / 661] x 100
Subtract the new number by the original number
961 - 661 = 300
300 ÷ 661 = 0.45385779122541603
0.45385779122541603 x 100 = 45.39%