-49.36% is the change from 547 to 277
Calculation steps:
[( 277 - 547 ) ÷ 547] x 100 = -49.36%
Formula
Percentage change = [(277 - 547) / 547] x 100
Subtract the new number by the original number
277 - 547 = -270
-270 ÷ 547 = -0.4936014625228519
-0.4936014625228519 x 100 = -49.36%