-53.83% is the change from 600 to 277
Calculation steps:
[( 277 - 600 ) ÷ 600] x 100 = -53.83%
Formula
Percentage change = [(277 - 600) / 600] x 100
Subtract the new number by the original number
277 - 600 = -323
-323 ÷ 600 = -0.5383333333333333
-0.5383333333333333 x 100 = -53.83%