-59.38% is the change from 32 to 13
Calculation steps:
[( 13 - 32 ) ÷ 32] x 100 = -59.38%
Formula
Percentage change = [(13 - 32) / 32] x 100
Subtract the new number by the original number
13 - 32 = -19
-19 ÷ 32 = -0.59375
-0.59375 x 100 = -59.38%
Example