-89.38% is the change from 659 to 70
Calculation steps:
[( 70 - 659 ) ÷ 659] x 100 = -89.38%
Formula
Percentage change = [(70 - 659) / 659] x 100
Subtract the new number by the original number
70 - 659 = -589
-589 ÷ 659 = -0.8937784522003035
-0.8937784522003035 x 100 = -89.38%