-44.43% is the change from 970 to 539
Calculation steps:
[( 539 - 970 ) ÷ 970] x 100 = -44.43%
Formula
Percentage change = [(539 - 970) / 970] x 100
Subtract the new number by the original number
539 - 970 = -431
-431 ÷ 970 = -0.44432989690721647
-0.44432989690721647 x 100 = -44.43%