-61.86% is the change from 548 to 209
Calculation steps:
[( 209 - 548 ) ÷ 548] x 100 = -61.86%
Formula
Percentage change = [(209 - 548) / 548] x 100
Subtract the new number by the original number
209 - 548 = -339
-339 ÷ 548 = -0.6186131386861314
-0.6186131386861314 x 100 = -61.86%