81.67% is the change from 491 to 892
Calculation steps:
[( 892 - 491 ) ÷ 491] x 100 = 81.67%
Formula
Percentage change = [(892 - 491) / 491] x 100
Subtract the new number by the original number
892 - 491 = 401
401 ÷ 491 = 0.8167006109979633
0.8167006109979633 x 100 = 81.67%