-57.09% is the change from 790 to 339
Calculation steps:
[( 339 - 790 ) ÷ 790] x 100 = -57.09%
Formula
Percentage change = [(339 - 790) / 790] x 100
Subtract the new number by the original number
339 - 790 = -451
-451 ÷ 790 = -0.5708860759493671
-0.5708860759493671 x 100 = -57.09%