-48.07% is the change from 934 to 485
Calculation steps:
[( 485 - 934 ) ÷ 934] x 100 = -48.07%
Formula
Percentage change = [(485 - 934) / 934] x 100
Subtract the new number by the original number
485 - 934 = -449
-449 ÷ 934 = -0.480728051391863
-0.480728051391863 x 100 = -48.07%