664.52% is the change from 31 to 237
Calculation steps:
[( 237 - 31 ) ÷ 31] x 100 = 664.52%
Formula
Percentage change = [(237 - 31) / 31] x 100
Subtract the new number by the original number
237 - 31 = 206
206 ÷ 31 = 6.645161290322581
6.645161290322581 x 100 = 664.52%