-55.65% is the change from 487 to 216
Calculation steps:
[( 216 - 487 ) ÷ 487] x 100 = -55.65%
Formula
Percentage change = [(216 - 487) / 487] x 100
Subtract the new number by the original number
216 - 487 = -271
-271 ÷ 487 = -0.5564681724845996
-0.5564681724845996 x 100 = -55.65%