215.61% is the change from 314 to 991
Calculation steps:
[( 991 - 314 ) ÷ 314] x 100 = 215.61%
Formula
Percentage change = [(991 - 314) / 314] x 100
Subtract the new number by the original number
991 - 314 = 677
677 ÷ 314 = 2.156050955414013
2.156050955414013 x 100 = 215.61%