-64.75% is the change from 488 to 172
Calculation steps:
[( 172 - 488 ) ÷ 488] x 100 = -64.75%
Formula
Percentage change = [(172 - 488) / 488] x 100
Subtract the new number by the original number
172 - 488 = -316
-316 ÷ 488 = -0.6475409836065574
-0.6475409836065574 x 100 = -64.75%