-88.56% is the change from 612 to 70
Calculation steps:
[( 70 - 612 ) ÷ 612] x 100 = -88.56%
Formula
Percentage change = [(70 - 612) / 612] x 100
Subtract the new number by the original number
70 - 612 = -542
-542 ÷ 612 = -0.8856209150326797
-0.8856209150326797 x 100 = -88.56%