-58.1% is the change from 420 to 176
Calculation steps:
[( 176 - 420 ) ÷ 420] x 100 = -58.1%
Formula
Percentage change = [(176 - 420) / 420] x 100
Subtract the new number by the original number
176 - 420 = -244
-244 ÷ 420 = -0.580952380952381
-0.580952380952381 x 100 = -58.1%