-3.35% is the change from 209 to 202
Calculation steps:
[( 202 - 209 ) ÷ 209] x 100 = -3.35%
Formula
Percentage change = [(202 - 209) / 209] x 100
Subtract the new number by the original number
202 - 209 = -7
-7 ÷ 209 = -0.03349282296650718
-0.03349282296650718 x 100 = -3.35%