-96.71% is the change from 913 to 30
Calculation steps:
[( 30 - 913 ) ÷ 913] x 100 = -96.71%
Formula
Percentage change = [(30 - 913) / 913] x 100
Subtract the new number by the original number
30 - 913 = -883
-883 ÷ 913 = -0.9671412924424972
-0.9671412924424972 x 100 = -96.71%