-30.99% is the change from 242 to 167
Calculation steps:
[( 167 - 242 ) ÷ 242] x 100 = -30.99%
Formula
Percentage change = [(167 - 242) / 242] x 100
Subtract the new number by the original number
167 - 242 = -75
-75 ÷ 242 = -0.30991735537190085
-0.30991735537190085 x 100 = -30.99%