749.4% is the change from 83 to 705
Calculation steps:
[( 705 - 83 ) ÷ 83] x 100 = 749.4%
Formula
Percentage change = [(705 - 83) / 83] x 100
Subtract the new number by the original number
705 - 83 = 622
622 ÷ 83 = 7.493975903614458
7.493975903614458 x 100 = 749.4%