83% is the change from 406 to 743
Calculation steps:
[( 743 - 406 ) ÷ 406] x 100 = 83%
Formula
Percentage change = [(743 - 406) / 406] x 100
Subtract the new number by the original number
743 - 406 = 337
337 ÷ 406 = 0.8300492610837439
0.8300492610837439 x 100 = 83%