-51.11% is the change from 45 to 22
Calculation steps:
[( 22 - 45 ) ÷ 45] x 100 = -51.11%
Formula
Percentage change = [(22 - 45) / 45] x 100
Subtract the new number by the original number
22 - 45 = -23
-23 ÷ 45 = -0.5111111111111111
-0.5111111111111111 x 100 = -51.11%