-67.02% is the change from 94 to 31
Calculation steps:
[( 31 - 94 ) ÷ 94] x 100 = -67.02%
Formula
Percentage change = [(31 - 94) / 94] x 100
Subtract the new number by the original number
31 - 94 = -63
-63 ÷ 94 = -0.6702127659574468
-0.6702127659574468 x 100 = -67.02%