-81.22% is the change from 245 to 46
Calculation steps:
[( 46 - 245 ) ÷ 245] x 100 = -81.22%
Formula
Percentage change = [(46 - 245) / 245] x 100
Subtract the new number by the original number
46 - 245 = -199
-199 ÷ 245 = -0.8122448979591836
-0.8122448979591836 x 100 = -81.22%