-79.43% is the change from 209 to 43
Calculation steps:
[( 43 - 209 ) ÷ 209] x 100 = -79.43%
Formula
Percentage change = [(43 - 209) / 209] x 100
Subtract the new number by the original number
43 - 209 = -166
-166 ÷ 209 = -0.7942583732057417
-0.7942583732057417 x 100 = -79.43%