-55.61% is the change from 624 to 277
Calculation steps:
[( 277 - 624 ) ÷ 624] x 100 = -55.61%
Formula
Percentage change = [(277 - 624) / 624] x 100
Subtract the new number by the original number
277 - 624 = -347
-347 ÷ 624 = -0.5560897435897436
-0.5560897435897436 x 100 = -55.61%