-50% is the change from 926 to 463
Calculation steps:
[( 463 - 926 ) ÷ 926] x 100 = -50%
Formula
Percentage change = [(463 - 926) / 926] x 100
Subtract the new number by the original number
463 - 926 = -463
-463 ÷ 926 = -0.5
-0.5 x 100 = -50%
Example