-2.17% is the change from 554 to 542
Calculation steps:
[( 542 - 554 ) ÷ 554] x 100 = -2.17%
Formula
Percentage change = [(542 - 554) / 554] x 100
Subtract the new number by the original number
542 - 554 = -12
-12 ÷ 554 = -0.021660649819494584
-0.021660649819494584 x 100 = -2.17%