38.57% is the change from 477 to 661
Calculation steps:
[( 661 - 477 ) ÷ 477] x 100 = 38.57%
Formula
Percentage change = [(661 - 477) / 477] x 100
Subtract the new number by the original number
661 - 477 = 184
184 ÷ 477 = 0.3857442348008386
0.3857442348008386 x 100 = 38.57%