-78.91% is the change from 934 to 197
Calculation steps:
[( 197 - 934 ) ÷ 934] x 100 = -78.91%
Formula
Percentage change = [(197 - 934) / 934] x 100
Subtract the new number by the original number
197 - 934 = -737
-737 ÷ 934 = -0.7890792291220556
-0.7890792291220556 x 100 = -78.91%