-85.2% is the change from 473 to 70
Calculation steps:
[( 70 - 473 ) ÷ 473] x 100 = -85.2%
Formula
Percentage change = [(70 - 473) / 473] x 100
Subtract the new number by the original number
70 - 473 = -403
-403 ÷ 473 = -0.8520084566596194
-0.8520084566596194 x 100 = -85.2%