-92.48% is the change from 931 to 70
Calculation steps:
[( 70 - 931 ) ÷ 931] x 100 = -92.48%
Formula
Percentage change = [(70 - 931) / 931] x 100
Subtract the new number by the original number
70 - 931 = -861
-861 ÷ 931 = -0.924812030075188
-0.924812030075188 x 100 = -92.48%