-92.47% is the change from 970 to 73
Calculation steps:
[( 73 - 970 ) ÷ 970] x 100 = -92.47%
Formula
Percentage change = [(73 - 970) / 970] x 100
Subtract the new number by the original number
73 - 970 = -897
-897 ÷ 970 = -0.9247422680412372
-0.9247422680412372 x 100 = -92.47%