-70.8% is the change from 798 to 233
Calculation steps:
[( 233 - 798 ) ÷ 798] x 100 = -70.8%
Formula
Percentage change = [(233 - 798) / 798] x 100
Subtract the new number by the original number
233 - 798 = -565
-565 ÷ 798 = -0.7080200501253133
-0.7080200501253133 x 100 = -70.8%