-91.37% is the change from 742 to 64
Calculation steps:
[( 64 - 742 ) ÷ 742] x 100 = -91.37%
Formula
Percentage change = [(64 - 742) / 742] x 100
Subtract the new number by the original number
64 - 742 = -678
-678 ÷ 742 = -0.9137466307277629
-0.9137466307277629 x 100 = -91.37%