276.59% is the change from 252 to 949
Calculation steps:
[( 949 - 252 ) ÷ 252] x 100 = 276.59%
Formula
Percentage change = [(949 - 252) / 252] x 100
Subtract the new number by the original number
949 - 252 = 697
697 ÷ 252 = 2.765873015873016
2.765873015873016 x 100 = 276.59%