-68.03% is the change from 488 to 156
Calculation steps:
[( 156 - 488 ) ÷ 488] x 100 = -68.03%
Formula
Percentage change = [(156 - 488) / 488] x 100
Subtract the new number by the original number
156 - 488 = -332
-332 ÷ 488 = -0.680327868852459
-0.680327868852459 x 100 = -68.03%