-64.43% is the change from 447 to 159
Calculation steps:
[( 159 - 447 ) ÷ 447] x 100 = -64.43%
Formula
Percentage change = [(159 - 447) / 447] x 100
Subtract the new number by the original number
159 - 447 = -288
-288 ÷ 447 = -0.6442953020134228
-0.6442953020134228 x 100 = -64.43%