-46.51% is the change from 43 to 23
Calculation steps:
[( 23 - 43 ) ÷ 43] x 100 = -46.51%
Formula
Percentage change = [(23 - 43) / 43] x 100
Subtract the new number by the original number
23 - 43 = -20
-20 ÷ 43 = -0.46511627906976744
-0.46511627906976744 x 100 = -46.51%