-2.95% is the change from 237 to 230
Calculation steps:
[( 230 - 237 ) ÷ 237] x 100 = -2.95%
Formula
Percentage change = [(230 - 237) / 237] x 100
Subtract the new number by the original number
230 - 237 = -7
-7 ÷ 237 = -0.029535864978902954
-0.029535864978902954 x 100 = -2.95%