198.92% is the change from 277 to 828
Calculation steps:
[( 828 - 277 ) ÷ 277] x 100 = 198.92%
Formula
Percentage change = [(828 - 277) / 277] x 100
Subtract the new number by the original number
828 - 277 = 551
551 ÷ 277 = 1.9891696750902528
1.9891696750902528 x 100 = 198.92%