253.85% is the change from 234 to 828
Calculation steps:
[( 828 - 234 ) ÷ 234] x 100 = 253.85%
Formula
Percentage change = [(828 - 234) / 234] x 100
Subtract the new number by the original number
828 - 234 = 594
594 ÷ 234 = 2.5384615384615383
2.5384615384615383 x 100 = 253.85%