-67.57% is the change from 37 to 12
Calculation steps:
[( 12 - 37 ) ÷ 37] x 100 = -67.57%
Formula
Percentage change = [(12 - 37) / 37] x 100
Subtract the new number by the original number
12 - 37 = -25
-25 ÷ 37 = -0.6756756756756757
-0.6756756756756757 x 100 = -67.57%