107.69% is the change from 455 to 945
Calculation steps:
[( 945 - 455 ) ÷ 455] x 100 = 107.69%
Formula
Percentage change = [(945 - 455) / 455] x 100
Subtract the new number by the original number
945 - 455 = 490
490 ÷ 455 = 1.0769230769230769
1.0769230769230769 x 100 = 107.69%