-13.88% is the change from 634 to 546
Calculation steps:
[( 546 - 634 ) ÷ 634] x 100 = -13.88%
Formula
Percentage change = [(546 - 634) / 634] x 100
Subtract the new number by the original number
546 - 634 = -88
-88 ÷ 634 = -0.138801261829653
-0.138801261829653 x 100 = -13.88%