299.15% is the change from 234 to 934
Calculation steps:
[( 934 - 234 ) ÷ 234] x 100 = 299.15%
Formula
Percentage change = [(934 - 234) / 234] x 100
Subtract the new number by the original number
934 - 234 = 700
700 ÷ 234 = 2.9914529914529915
2.9914529914529915 x 100 = 299.15%