-78.35% is the change from 194 to 42
Calculation steps:
[( 42 - 194 ) ÷ 194] x 100 = -78.35%
Formula
Percentage change = [(42 - 194) / 194] x 100
Subtract the new number by the original number
42 - 194 = -152
-152 ÷ 194 = -0.7835051546391752
-0.7835051546391752 x 100 = -78.35%