-20% is the change from 245 to 196
Calculation steps:
[( 196 - 245 ) ÷ 245] x 100 = -20%
Formula
Percentage change = [(196 - 245) / 245] x 100
Subtract the new number by the original number
196 - 245 = -49
-49 ÷ 245 = -0.2
-0.2 x 100 = -20%
Example