-91.72% is the change from 942 to 78
Calculation steps:
[( 78 - 942 ) ÷ 942] x 100 = -91.72%
Formula
Percentage change = [(78 - 942) / 942] x 100
Subtract the new number by the original number
78 - 942 = -864
-864 ÷ 942 = -0.9171974522292994
-0.9171974522292994 x 100 = -91.72%