-29.78% is the change from 356 to 250
Calculation steps:
[( 250 - 356 ) ÷ 356] x 100 = -29.78%
Formula
Percentage change = [(250 - 356) / 356] x 100
Subtract the new number by the original number
250 - 356 = -106
-106 ÷ 356 = -0.29775280898876405
-0.29775280898876405 x 100 = -29.78%