-37.25% is the change from 204 to 128
Calculation steps:
[( 128 - 204 ) ÷ 204] x 100 = -37.25%
Formula
Percentage change = [(128 - 204) / 204] x 100
Subtract the new number by the original number
128 - 204 = -76
-76 ÷ 204 = -0.37254901960784315
-0.37254901960784315 x 100 = -37.25%