233.7% is the change from 270 to 901
Calculation steps:
[( 901 - 270 ) ÷ 270] x 100 = 233.7%
Formula
Percentage change = [(901 - 270) / 270] x 100
Subtract the new number by the original number
901 - 270 = 631
631 ÷ 270 = 2.337037037037037
2.337037037037037 x 100 = 233.7%