274.79% is the change from 234 to 877
Calculation steps:
[( 877 - 234 ) ÷ 234] x 100 = 274.79%
Formula
Percentage change = [(877 - 234) / 234] x 100
Subtract the new number by the original number
877 - 234 = 643
643 ÷ 234 = 2.747863247863248
2.747863247863248 x 100 = 274.79%