108.63% is the change from 475 to 991
Calculation steps:
[( 991 - 475 ) ÷ 475] x 100 = 108.63%
Formula
Percentage change = [(991 - 475) / 475] x 100
Subtract the new number by the original number
991 - 475 = 516
516 ÷ 475 = 1.0863157894736841
1.0863157894736841 x 100 = 108.63%