-33.11% is the change from 601 to 402
Calculation steps:
[( 402 - 601 ) ÷ 601] x 100 = -33.11%
Formula
Percentage change = [(402 - 601) / 601] x 100
Subtract the new number by the original number
402 - 601 = -199
-199 ÷ 601 = -0.33111480865224624
-0.33111480865224624 x 100 = -33.11%