-37.35% is the change from 972 to 609
Calculation steps:
[( 609 - 972 ) ÷ 972] x 100 = -37.35%
Formula
Percentage change = [(609 - 972) / 972] x 100
Subtract the new number by the original number
609 - 972 = -363
-363 ÷ 972 = -0.3734567901234568
-0.3734567901234568 x 100 = -37.35%