-91.76% is the change from 546 to 45
Calculation steps:
[( 45 - 546 ) ÷ 546] x 100 = -91.76%
Formula
Percentage change = [(45 - 546) / 546] x 100
Subtract the new number by the original number
45 - 546 = -501
-501 ÷ 546 = -0.9175824175824175
-0.9175824175824175 x 100 = -91.76%