-19.66% is the change from 992 to 797
Calculation steps:
[( 797 - 992 ) ÷ 992] x 100 = -19.66%
Formula
Percentage change = [(797 - 992) / 992] x 100
Subtract the new number by the original number
797 - 992 = -195
-195 ÷ 992 = -0.19657258064516128
-0.19657258064516128 x 100 = -19.66%