-40.95% is the change from 337 to 199
Calculation steps:
[( 199 - 337 ) ÷ 337] x 100 = -40.95%
Formula
Percentage change = [(199 - 337) / 337] x 100
Subtract the new number by the original number
199 - 337 = -138
-138 ÷ 337 = -0.4094955489614243
-0.4094955489614243 x 100 = -40.95%