-19.94% is the change from 356 to 285
Calculation steps:
[( 285 - 356 ) ÷ 356] x 100 = -19.94%
Formula
Percentage change = [(285 - 356) / 356] x 100
Subtract the new number by the original number
285 - 356 = -71
-71 ÷ 356 = -0.199438202247191
-0.199438202247191 x 100 = -19.94%