143.22% is the change from 317 to 771
Calculation steps:
[( 771 - 317 ) ÷ 317] x 100 = 143.22%
Formula
Percentage change = [(771 - 317) / 317] x 100
Subtract the new number by the original number
771 - 317 = 454
454 ÷ 317 = 1.4321766561514195
1.4321766561514195 x 100 = 143.22%