-96.17% is the change from 600 to 23
Calculation steps:
[( 23 - 600 ) ÷ 600] x 100 = -96.17%
Formula
Percentage change = [(23 - 600) / 600] x 100
Subtract the new number by the original number
23 - 600 = -577
-577 ÷ 600 = -0.9616666666666667
-0.9616666666666667 x 100 = -96.17%