-79.73% is the change from 222 to 45
Calculation steps:
[( 45 - 222 ) ÷ 222] x 100 = -79.73%
Formula
Percentage change = [(45 - 222) / 222] x 100
Subtract the new number by the original number
45 - 222 = -177
-177 ÷ 222 = -0.7972972972972973
-0.7972972972972973 x 100 = -79.73%