22925% is the change from 4 to 921
Calculation steps:
[( 921 - 4 ) ÷ 4] x 100 = 22925%
Formula
Percentage change = [(921 - 4) / 4] x 100
Subtract the new number by the original number
921 - 4 = 917
917 ÷ 4 = 229.25
229.25 x 100 = 22925%
Example