4.56% is the change from 921 to 963
Calculation steps:
[( 963 - 921 ) ÷ 921] x 100 = 4.56%
Formula
Percentage change = [(963 - 921) / 921] x 100
Subtract the new number by the original number
963 - 921 = 42
42 ÷ 921 = 0.04560260586319218
0.04560260586319218 x 100 = 4.56%