811.88% is the change from 101 to 921
Calculation steps:
[( 921 - 101 ) ÷ 101] x 100 = 811.88%
Formula
Percentage change = [(921 - 101) / 101] x 100
Subtract the new number by the original number
921 - 101 = 820
820 ÷ 101 = 8.118811881188119
8.118811881188119 x 100 = 811.88%