-32.23% is the change from 242 to 164
Calculation steps:
[( 164 - 242 ) ÷ 242] x 100 = -32.23%
Formula
Percentage change = [(164 - 242) / 242] x 100
Subtract the new number by the original number
164 - 242 = -78
-78 ÷ 242 = -0.32231404958677684
-0.32231404958677684 x 100 = -32.23%