-28.27% is the change from 237 to 170
Calculation steps:
[( 170 - 237 ) ÷ 237] x 100 = -28.27%
Formula
Percentage change = [(170 - 237) / 237] x 100
Subtract the new number by the original number
170 - 237 = -67
-67 ÷ 237 = -0.28270042194092826
-0.28270042194092826 x 100 = -28.27%