-59.72% is the change from 422 to 170
Calculation steps:
[( 170 - 422 ) ÷ 422] x 100 = -59.72%
Formula
Percentage change = [(170 - 422) / 422] x 100
Subtract the new number by the original number
170 - 422 = -252
-252 ÷ 422 = -0.5971563981042654
-0.5971563981042654 x 100 = -59.72%