-77.26% is the change from 277 to 63
Calculation steps:
[( 63 - 277 ) ÷ 277] x 100 = -77.26%
Formula
Percentage change = [(63 - 277) / 277] x 100
Subtract the new number by the original number
63 - 277 = -214
-214 ÷ 277 = -0.7725631768953068
-0.7725631768953068 x 100 = -77.26%