-70.25% is the change from 706 to 210
Calculation steps:
[( 210 - 706 ) ÷ 706] x 100 = -70.25%
Formula
Percentage change = [(210 - 706) / 706] x 100
Subtract the new number by the original number
210 - 706 = -496
-496 ÷ 706 = -0.7025495750708215
-0.7025495750708215 x 100 = -70.25%