-44.06% is the change from 715 to 400
Calculation steps:
[( 400 - 715 ) ÷ 715] x 100 = -44.06%
Formula
Percentage change = [(400 - 715) / 715] x 100
Subtract the new number by the original number
400 - 715 = -315
-315 ÷ 715 = -0.4405594405594406
-0.4405594405594406 x 100 = -44.06%