-31.16% is the change from 706 to 486
Calculation steps:
[( 486 - 706 ) ÷ 706] x 100 = -31.16%
Formula
Percentage change = [(486 - 706) / 706] x 100
Subtract the new number by the original number
486 - 706 = -220
-220 ÷ 706 = -0.311614730878187
-0.311614730878187 x 100 = -31.16%