84.73% is the change from 406 to 750
Calculation steps:
[( 750 - 406 ) ÷ 406] x 100 = 84.73%
Formula
Percentage change = [(750 - 406) / 406] x 100
Subtract the new number by the original number
750 - 406 = 344
344 ÷ 406 = 0.8472906403940886
0.8472906403940886 x 100 = 84.73%