912.9% is the change from 31 to 314
Calculation steps:
[( 314 - 31 ) ÷ 31] x 100 = 912.9%
Formula
Percentage change = [(314 - 31) / 31] x 100
Subtract the new number by the original number
314 - 31 = 283
283 ÷ 31 = 9.129032258064516
9.129032258064516 x 100 = 912.9%