43.27% is the change from 661 to 947
Calculation steps:
[( 947 - 661 ) ÷ 661] x 100 = 43.27%
Formula
Percentage change = [(947 - 661) / 661] x 100
Subtract the new number by the original number
947 - 661 = 286
286 ÷ 661 = 0.43267776096822996
0.43267776096822996 x 100 = 43.27%