-70.8% is the change from 846 to 247
Calculation steps:
[( 247 - 846 ) ÷ 846] x 100 = -70.8%
Formula
Percentage change = [(247 - 846) / 846] x 100
Subtract the new number by the original number
247 - 846 = -599
-599 ÷ 846 = -0.7080378250591016
-0.7080378250591016 x 100 = -70.8%