248.74% is the change from 277 to 966
Calculation steps:
[( 966 - 277 ) ÷ 277] x 100 = 248.74%
Formula
Percentage change = [(966 - 277) / 277] x 100
Subtract the new number by the original number
966 - 277 = 689
689 ÷ 277 = 2.487364620938628
2.487364620938628 x 100 = 248.74%