42.95% is the change from 645 to 922
Calculation steps:
[( 922 - 645 ) ÷ 645] x 100 = 42.95%
Formula
Percentage change = [(922 - 645) / 645] x 100
Subtract the new number by the original number
922 - 645 = 277
277 ÷ 645 = 0.4294573643410853
0.4294573643410853 x 100 = 42.95%