-64.25% is the change from 551 to 197
Calculation steps:
[( 197 - 551 ) ÷ 551] x 100 = -64.25%
Formula
Percentage change = [(197 - 551) / 551] x 100
Subtract the new number by the original number
197 - 551 = -354
-354 ÷ 551 = -0.6424682395644283
-0.6424682395644283 x 100 = -64.25%