-19.56% is the change from 997 to 802
Calculation steps:
[( 802 - 997 ) ÷ 997] x 100 = -19.56%
Formula
Percentage change = [(802 - 997) / 997] x 100
Subtract the new number by the original number
802 - 997 = -195
-195 ÷ 997 = -0.19558676028084251
-0.19558676028084251 x 100 = -19.56%