-3.61% is the change from 997 to 961
Calculation steps:
[( 961 - 997 ) ÷ 997] x 100 = -3.61%
Formula
Percentage change = [(961 - 997) / 997] x 100
Subtract the new number by the original number
961 - 997 = -36
-36 ÷ 997 = -0.03610832497492478
-0.03610832497492478 x 100 = -3.61%