-89.09% is the change from 339 to 37
Calculation steps:
[( 37 - 339 ) ÷ 339] x 100 = -89.09%
Formula
Percentage change = [(37 - 339) / 339] x 100
Subtract the new number by the original number
37 - 339 = -302
-302 ÷ 339 = -0.8908554572271387
-0.8908554572271387 x 100 = -89.09%