46.28% is the change from 646 to 945
Calculation steps:
[( 945 - 646 ) ÷ 646] x 100 = 46.28%
Formula
Percentage change = [(945 - 646) / 646] x 100
Subtract the new number by the original number
945 - 646 = 299
299 ÷ 646 = 0.4628482972136223
0.4628482972136223 x 100 = 46.28%