-15.23% is the change from 243 to 206
Calculation steps:
[( 206 - 243 ) ÷ 243] x 100 = -15.23%
Formula
Percentage change = [(206 - 243) / 243] x 100
Subtract the new number by the original number
206 - 243 = -37
-37 ÷ 243 = -0.1522633744855967
-0.1522633744855967 x 100 = -15.23%