-78.13% is the change from 32 to 7
Calculation steps:
[( 7 - 32 ) ÷ 32] x 100 = -78.13%
Formula
Percentage change = [(7 - 32) / 32] x 100
Subtract the new number by the original number
7 - 32 = -25
-25 ÷ 32 = -0.78125
-0.78125 x 100 = -78.13%
Example