91.45% is the change from 491 to 940
Calculation steps:
[( 940 - 491 ) ÷ 491] x 100 = 91.45%
Formula
Percentage change = [(940 - 491) / 491] x 100
Subtract the new number by the original number
940 - 491 = 449
449 ÷ 491 = 0.9144602851323829
0.9144602851323829 x 100 = 91.45%