287.3% is the change from 252 to 976
Calculation steps:
[( 976 - 252 ) ÷ 252] x 100 = 287.3%
Formula
Percentage change = [(976 - 252) / 252] x 100
Subtract the new number by the original number
976 - 252 = 724
724 ÷ 252 = 2.873015873015873
2.873015873015873 x 100 = 287.3%