-17.06% is the change from 551 to 457
Calculation steps:
[( 457 - 551 ) ÷ 551] x 100 = -17.06%
Formula
Percentage change = [(457 - 551) / 551] x 100
Subtract the new number by the original number
457 - 551 = -94
-94 ÷ 551 = -0.1705989110707804
-0.1705989110707804 x 100 = -17.06%