-54.25% is the change from 400 to 183
Calculation steps:
[( 183 - 400 ) ÷ 400] x 100 = -54.25%
Formula
Percentage change = [(183 - 400) / 400] x 100
Subtract the new number by the original number
183 - 400 = -217
-217 ÷ 400 = -0.5425
-0.5425 x 100 = -54.25%