250.37% is the change from 270 to 946
Calculation steps:
[( 946 - 270 ) ÷ 270] x 100 = 250.37%
Formula
Percentage change = [(946 - 270) / 270] x 100
Subtract the new number by the original number
946 - 270 = 676
676 ÷ 270 = 2.5037037037037035
2.5037037037037035 x 100 = 250.37%