-97.45% is the change from 902 to 23
Calculation steps:
[( 23 - 902 ) ÷ 902] x 100 = -97.45%
Formula
Percentage change = [(23 - 902) / 902] x 100
Subtract the new number by the original number
23 - 902 = -879
-879 ÷ 902 = -0.9745011086474501
-0.9745011086474501 x 100 = -97.45%