-96.65% is the change from 209 to 7
Calculation steps:
[( 7 - 209 ) ÷ 209] x 100 = -96.65%
Formula
Percentage change = [(7 - 209) / 209] x 100
Subtract the new number by the original number
7 - 209 = -202
-202 ÷ 209 = -0.9665071770334929
-0.9665071770334929 x 100 = -96.65%