-53.3% is the change from 970 to 453
Calculation steps:
[( 453 - 970 ) ÷ 970] x 100 = -53.3%
Formula
Percentage change = [(453 - 970) / 970] x 100
Subtract the new number by the original number
453 - 970 = -517
-517 ÷ 970 = -0.5329896907216495
-0.5329896907216495 x 100 = -53.3%