-70.05% is the change from 798 to 239
Calculation steps:
[( 239 - 798 ) ÷ 798] x 100 = -70.05%
Formula
Percentage change = [(239 - 798) / 798] x 100
Subtract the new number by the original number
239 - 798 = -559
-559 ÷ 798 = -0.7005012531328321
-0.7005012531328321 x 100 = -70.05%