237.7% is the change from 252 to 851
Calculation steps:
[( 851 - 252 ) ÷ 252] x 100 = 237.7%
Formula
Percentage change = [(851 - 252) / 252] x 100
Subtract the new number by the original number
851 - 252 = 599
599 ÷ 252 = 2.376984126984127
2.376984126984127 x 100 = 237.7%