-47.75% is the change from 934 to 488
Calculation steps:
[( 488 - 934 ) ÷ 934] x 100 = -47.75%
Formula
Percentage change = [(488 - 934) / 934] x 100
Subtract the new number by the original number
488 - 934 = -446
-446 ÷ 934 = -0.47751605995717344
-0.47751605995717344 x 100 = -47.75%