212.4% is the change from 250 to 781
Calculation steps:
[( 781 - 250 ) ÷ 250] x 100 = 212.4%
Formula
Percentage change = [(781 - 250) / 250] x 100
Subtract the new number by the original number
781 - 250 = 531
531 ÷ 250 = 2.124
2.124 x 100 = 212.4%
Example