86.56% is the change from 491 to 916
Calculation steps:
[( 916 - 491 ) ÷ 491] x 100 = 86.56%
Formula
Percentage change = [(916 - 491) / 491] x 100
Subtract the new number by the original number
916 - 491 = 425
425 ÷ 491 = 0.8655804480651731
0.8655804480651731 x 100 = 86.56%