154.61% is the change from 271 to 690
Calculation steps:
[( 690 - 271 ) ÷ 271] x 100 = 154.61%
Formula
Percentage change = [(690 - 271) / 271] x 100
Subtract the new number by the original number
690 - 271 = 419
419 ÷ 271 = 1.5461254612546125
1.5461254612546125 x 100 = 154.61%