262.82% is the change from 234 to 849
Calculation steps:
[( 849 - 234 ) ÷ 234] x 100 = 262.82%
Formula
Percentage change = [(849 - 234) / 234] x 100
Subtract the new number by the original number
849 - 234 = 615
615 ÷ 234 = 2.628205128205128
2.628205128205128 x 100 = 262.82%