-59.09% is the change from 22 to 9
Calculation steps:
[( 9 - 22 ) ÷ 22] x 100 = -59.09%
Formula
Percentage change = [(9 - 22) / 22] x 100
Subtract the new number by the original number
9 - 22 = -13
-13 ÷ 22 = -0.5909090909090909
-0.5909090909090909 x 100 = -59.09%