-51.13% is the change from 485 to 237
Calculation steps:
[( 237 - 485 ) ÷ 485] x 100 = -51.13%
Formula
Percentage change = [(237 - 485) / 485] x 100
Subtract the new number by the original number
237 - 485 = -248
-248 ÷ 485 = -0.511340206185567
-0.511340206185567 x 100 = -51.13%