-39.65% is the change from 913 to 551
Calculation steps:
[( 551 - 913 ) ÷ 913] x 100 = -39.65%
Formula
Percentage change = [(551 - 913) / 913] x 100
Subtract the new number by the original number
551 - 913 = -362
-362 ÷ 913 = -0.3964950711938664
-0.3964950711938664 x 100 = -39.65%