-1.65% is the change from 242 to 238
Calculation steps:
[( 238 - 242 ) ÷ 242] x 100 = -1.65%
Formula
Percentage change = [(238 - 242) / 242] x 100
Subtract the new number by the original number
238 - 242 = -4
-4 ÷ 242 = -0.01652892561983471
-0.01652892561983471 x 100 = -1.65%