-60.8% is the change from 551 to 216
Calculation steps:
[( 216 - 551 ) ÷ 551] x 100 = -60.8%
Formula
Percentage change = [(216 - 551) / 551] x 100
Subtract the new number by the original number
216 - 551 = -335
-335 ÷ 551 = -0.6079854809437386
-0.6079854809437386 x 100 = -60.8%