-38.11% is the change from 997 to 617
Calculation steps:
[( 617 - 997 ) ÷ 997] x 100 = -38.11%
Formula
Percentage change = [(617 - 997) / 997] x 100
Subtract the new number by the original number
617 - 997 = -380
-380 ÷ 997 = -0.3811434302908726
-0.3811434302908726 x 100 = -38.11%