-45.33% is the change from 942 to 515
Calculation steps:
[( 515 - 942 ) ÷ 942] x 100 = -45.33%
Formula
Percentage change = [(515 - 942) / 942] x 100
Subtract the new number by the original number
515 - 942 = -427
-427 ÷ 942 = -0.45329087048832273
-0.45329087048832273 x 100 = -45.33%