-60.76% is the change from 790 to 310
Calculation steps:
[( 310 - 790 ) ÷ 790] x 100 = -60.76%
Formula
Percentage change = [(310 - 790) / 790] x 100
Subtract the new number by the original number
310 - 790 = -480
-480 ÷ 790 = -0.6075949367088608
-0.6075949367088608 x 100 = -60.76%