-85.65% is the change from 237 to 34
Calculation steps:
[( 34 - 237 ) ÷ 237] x 100 = -85.65%
Formula
Percentage change = [(34 - 237) / 237] x 100
Subtract the new number by the original number
34 - 237 = -203
-203 ÷ 237 = -0.8565400843881856
-0.8565400843881856 x 100 = -85.65%