-91.46% is the change from 913 to 78
Calculation steps:
[( 78 - 913 ) ÷ 913] x 100 = -91.46%
Formula
Percentage change = [(78 - 913) / 913] x 100
Subtract the new number by the original number
78 - 913 = -835
-835 ÷ 913 = -0.9145673603504929
-0.9145673603504929 x 100 = -91.46%