-36.3% is the change from 551 to 351
Calculation steps:
[( 351 - 551 ) ÷ 551] x 100 = -36.3%
Formula
Percentage change = [(351 - 551) / 551] x 100
Subtract the new number by the original number
351 - 551 = -200
-200 ÷ 551 = -0.3629764065335753
-0.3629764065335753 x 100 = -36.3%