-47.99% is the change from 548 to 285
Calculation steps:
[( 285 - 548 ) ÷ 548] x 100 = -47.99%
Formula
Percentage change = [(285 - 548) / 548] x 100
Subtract the new number by the original number
285 - 548 = -263
-263 ÷ 548 = -0.47992700729927007
-0.47992700729927007 x 100 = -47.99%