87.78% is the change from 491 to 922
Calculation steps:
[( 922 - 491 ) ÷ 491] x 100 = 87.78%
Formula
Percentage change = [(922 - 491) / 491] x 100
Subtract the new number by the original number
922 - 491 = 431
431 ÷ 491 = 0.8778004073319755
0.8778004073319755 x 100 = 87.78%