-63.87% is the change from 393 to 142
Calculation steps:
[( 142 - 393 ) ÷ 393] x 100 = -63.87%
Formula
Percentage change = [(142 - 393) / 393] x 100
Subtract the new number by the original number
142 - 393 = -251
-251 ÷ 393 = -0.638676844783715
-0.638676844783715 x 100 = -63.87%