-7.18% is the change from 209 to 194
Calculation steps:
[( 194 - 209 ) ÷ 209] x 100 = -7.18%
Formula
Percentage change = [(194 - 209) / 209] x 100
Subtract the new number by the original number
194 - 209 = -15
-15 ÷ 209 = -0.07177033492822966
-0.07177033492822966 x 100 = -7.18%