-66.8% is the change from 244 to 81
Calculation steps:
[( 81 - 244 ) ÷ 244] x 100 = -66.8%
Formula
Percentage change = [(81 - 244) / 244] x 100
Subtract the new number by the original number
81 - 244 = -163
-163 ÷ 244 = -0.6680327868852459
-0.6680327868852459 x 100 = -66.8%