49.76% is the change from 631 to 945
Calculation steps:
[( 945 - 631 ) ÷ 631] x 100 = 49.76%
Formula
Percentage change = [(945 - 631) / 631] x 100
Subtract the new number by the original number
945 - 631 = 314
314 ÷ 631 = 0.4976228209191759
0.4976228209191759 x 100 = 49.76%