106.6% is the change from 394 to 814
Calculation steps:
[( 814 - 394 ) ÷ 394] x 100 = 106.6%
Formula
Percentage change = [(814 - 394) / 394] x 100
Subtract the new number by the original number
814 - 394 = 420
420 ÷ 394 = 1.0659898477157361
1.0659898477157361 x 100 = 106.6%