-91.36% is the change from 359 to 31
Calculation steps:
[( 31 - 359 ) ÷ 359] x 100 = -91.36%
Formula
Percentage change = [(31 - 359) / 359] x 100
Subtract the new number by the original number
31 - 359 = -328
-328 ÷ 359 = -0.9136490250696379
-0.9136490250696379 x 100 = -91.36%