-61.68% is the change from 334 to 128
Calculation steps:
[( 128 - 334 ) ÷ 334] x 100 = -61.68%
Formula
Percentage change = [(128 - 334) / 334] x 100
Subtract the new number by the original number
128 - 334 = -206
-206 ÷ 334 = -0.6167664670658682
-0.6167664670658682 x 100 = -61.68%