263.6% is the change from 261 to 949
Calculation steps:
[( 949 - 261 ) ÷ 261] x 100 = 263.6%
Formula
Percentage change = [(949 - 261) / 261] x 100
Subtract the new number by the original number
949 - 261 = 688
688 ÷ 261 = 2.636015325670498
2.636015325670498 x 100 = 263.6%