21.18% is the change from 661 to 801
Calculation steps:
[( 801 - 661 ) ÷ 661] x 100 = 21.18%
Formula
Percentage change = [(801 - 661) / 661] x 100
Subtract the new number by the original number
801 - 661 = 140
140 ÷ 661 = 0.2118003025718608
0.2118003025718608 x 100 = 21.18%