2950% is the change from 22 to 671
Calculation steps:
[( 671 - 22 ) ÷ 22] x 100 = 2950%
Formula
Percentage change = [(671 - 22) / 22] x 100
Subtract the new number by the original number
671 - 22 = 649
649 ÷ 22 = 29.5
29.5 x 100 = 2950%
Example