-24.68% is the change from 551 to 415
Calculation steps:
[( 415 - 551 ) ÷ 551] x 100 = -24.68%
Formula
Percentage change = [(415 - 551) / 551] x 100
Subtract the new number by the original number
415 - 551 = -136
-136 ÷ 551 = -0.24682395644283123
-0.24682395644283123 x 100 = -24.68%