-20.22% is the change from 356 to 284
Calculation steps:
[( 284 - 356 ) ÷ 356] x 100 = -20.22%
Formula
Percentage change = [(284 - 356) / 356] x 100
Subtract the new number by the original number
284 - 356 = -72
-72 ÷ 356 = -0.20224719101123595
-0.20224719101123595 x 100 = -20.22%