99.3% is the change from 426 to 849
Calculation steps:
[( 849 - 426 ) ÷ 426] x 100 = 99.3%
Formula
Percentage change = [(849 - 426) / 426] x 100
Subtract the new number by the original number
849 - 426 = 423
423 ÷ 426 = 0.9929577464788732
0.9929577464788732 x 100 = 99.3%