-78.98% is the change from 942 to 198
Calculation steps:
[( 198 - 942 ) ÷ 942] x 100 = -78.98%
Formula
Percentage change = [(198 - 942) / 942] x 100
Subtract the new number by the original number
198 - 942 = -744
-744 ÷ 942 = -0.7898089171974523
-0.7898089171974523 x 100 = -78.98%