-31.97% is the change from 488 to 332
Calculation steps:
[( 332 - 488 ) ÷ 488] x 100 = -31.97%
Formula
Percentage change = [(332 - 488) / 488] x 100
Subtract the new number by the original number
332 - 488 = -156
-156 ÷ 488 = -0.319672131147541
-0.319672131147541 x 100 = -31.97%