-54.99% is the change from 631 to 284
Calculation steps:
[( 284 - 631 ) ÷ 631] x 100 = -54.99%
Formula
Percentage change = [(284 - 631) / 631] x 100
Subtract the new number by the original number
284 - 631 = -347
-347 ÷ 631 = -0.5499207606973059
-0.5499207606973059 x 100 = -54.99%