-33.72% is the change from 427 to 283
Calculation steps:
[( 283 - 427 ) ÷ 427] x 100 = -33.72%
Formula
Percentage change = [(283 - 427) / 427] x 100
Subtract the new number by the original number
283 - 427 = -144
-144 ÷ 427 = -0.3372365339578454
-0.3372365339578454 x 100 = -33.72%