-93.51% is the change from 970 to 63
Calculation steps:
[( 63 - 970 ) ÷ 970] x 100 = -93.51%
Formula
Percentage change = [(63 - 970) / 970] x 100
Subtract the new number by the original number
63 - 970 = -907
-907 ÷ 970 = -0.9350515463917526
-0.9350515463917526 x 100 = -93.51%