319.92% is the change from 236 to 991
Calculation steps:
[( 991 - 236 ) ÷ 236] x 100 = 319.92%
Formula
Percentage change = [(991 - 236) / 236] x 100
Subtract the new number by the original number
991 - 236 = 755
755 ÷ 236 = 3.1991525423728815
3.1991525423728815 x 100 = 319.92%