-52.02% is the change from 494 to 237
Calculation steps:
[( 237 - 494 ) ÷ 494] x 100 = -52.02%
Formula
Percentage change = [(237 - 494) / 494] x 100
Subtract the new number by the original number
237 - 494 = -257
-257 ÷ 494 = -0.520242914979757
-0.520242914979757 x 100 = -52.02%