-93.37% is the change from 196 to 13
Calculation steps:
[( 13 - 196 ) ÷ 196] x 100 = -93.37%
Formula
Percentage change = [(13 - 196) / 196] x 100
Subtract the new number by the original number
13 - 196 = -183
-183 ÷ 196 = -0.9336734693877551
-0.9336734693877551 x 100 = -93.37%