48.35% is the change from 637 to 945
Calculation steps:
[( 945 - 637 ) ÷ 637] x 100 = 48.35%
Formula
Percentage change = [(945 - 637) / 637] x 100
Subtract the new number by the original number
945 - 637 = 308
308 ÷ 637 = 0.4835164835164835
0.4835164835164835 x 100 = 48.35%