-73% is the change from 474 to 128
Calculation steps:
[( 128 - 474 ) ÷ 474] x 100 = -73%
Formula
Percentage change = [(128 - 474) / 474] x 100
Subtract the new number by the original number
128 - 474 = -346
-346 ÷ 474 = -0.729957805907173
-0.729957805907173 x 100 = -73%