262.4% is the change from 242 to 877
Calculation steps:
[( 877 - 242 ) ÷ 242] x 100 = 262.4%
Formula
Percentage change = [(877 - 242) / 242] x 100
Subtract the new number by the original number
877 - 242 = 635
635 ÷ 242 = 2.62396694214876
2.62396694214876 x 100 = 262.4%