102.21% is the change from 407 to 823
Calculation steps:
[( 823 - 407 ) ÷ 407] x 100 = 102.21%
Formula
Percentage change = [(823 - 407) / 407] x 100
Subtract the new number by the original number
823 - 407 = 416
416 ÷ 407 = 1.0221130221130221
1.0221130221130221 x 100 = 102.21%