-31.75% is the change from 715 to 488
Calculation steps:
[( 488 - 715 ) ÷ 715] x 100 = -31.75%
Formula
Percentage change = [(488 - 715) / 715] x 100
Subtract the new number by the original number
488 - 715 = -227
-227 ÷ 715 = -0.3174825174825175
-0.3174825174825175 x 100 = -31.75%