83.4% is the change from 494 to 906
Calculation steps:
[( 906 - 494 ) ÷ 494] x 100 = 83.4%
Formula
Percentage change = [(906 - 494) / 494] x 100
Subtract the new number by the original number
906 - 494 = 412
412 ÷ 494 = 0.8340080971659919
0.8340080971659919 x 100 = 83.4%