-36% is the change from 964 to 617
Calculation steps:
[( 617 - 964 ) ÷ 964] x 100 = -36%
Formula
Percentage change = [(617 - 964) / 964] x 100
Subtract the new number by the original number
617 - 964 = -347
-347 ÷ 964 = -0.3599585062240664
-0.3599585062240664 x 100 = -36%