-49.59% is the change from 486 to 245
Calculation steps:
[( 245 - 486 ) ÷ 486] x 100 = -49.59%
Formula
Percentage change = [(245 - 486) / 486] x 100
Subtract the new number by the original number
245 - 486 = -241
-241 ÷ 486 = -0.49588477366255146
-0.49588477366255146 x 100 = -49.59%