-63.88% is the change from 335 to 121
Calculation steps:
[( 121 - 335 ) ÷ 335] x 100 = -63.88%
Formula
Percentage change = [(121 - 335) / 335] x 100
Subtract the new number by the original number
121 - 335 = -214
-214 ÷ 335 = -0.6388059701492538
-0.6388059701492538 x 100 = -63.88%