-48.58% is the change from 212 to 109
Calculation steps:
[( 109 - 212 ) ÷ 212] x 100 = -48.58%
Formula
Percentage change = [(109 - 212) / 212] x 100
Subtract the new number by the original number
109 - 212 = -103
-103 ÷ 212 = -0.4858490566037736
-0.4858490566037736 x 100 = -48.58%