40.54% is the change from 661 to 929
Calculation steps:
[( 929 - 661 ) ÷ 661] x 100 = 40.54%
Formula
Percentage change = [(929 - 661) / 661] x 100
Subtract the new number by the original number
929 - 661 = 268
268 ÷ 661 = 0.405446293494705
0.405446293494705 x 100 = 40.54%