108.84% is the change from 441 to 921
Calculation steps:
[( 921 - 441 ) ÷ 441] x 100 = 108.84%
Formula
Percentage change = [(921 - 441) / 441] x 100
Subtract the new number by the original number
921 - 441 = 480
480 ÷ 441 = 1.08843537414966
1.08843537414966 x 100 = 108.84%