298.64% is the change from 220 to 877
Calculation steps:
[( 877 - 220 ) ÷ 220] x 100 = 298.64%
Formula
Percentage change = [(877 - 220) / 220] x 100
Subtract the new number by the original number
877 - 220 = 657
657 ÷ 220 = 2.9863636363636363
2.9863636363636363 x 100 = 298.64%