-79.7% is the change from 601 to 122
Calculation steps:
[( 122 - 601 ) ÷ 601] x 100 = -79.7%
Formula
Percentage change = [(122 - 601) / 601] x 100
Subtract the new number by the original number
122 - 601 = -479
-479 ÷ 601 = -0.7970049916805324
-0.7970049916805324 x 100 = -79.7%