-47% is the change from 300 to 159
Calculation steps:
[( 159 - 300 ) ÷ 300] x 100 = -47%
Formula
Percentage change = [(159 - 300) / 300] x 100
Subtract the new number by the original number
159 - 300 = -141
-141 ÷ 300 = -0.47
-0.47 x 100 = -47%
Example