-49.76% is the change from 848 to 426
Calculation steps:
[( 426 - 848 ) ÷ 848] x 100 = -49.76%
Formula
Percentage change = [(426 - 848) / 848] x 100
Subtract the new number by the original number
426 - 848 = -422
-422 ÷ 848 = -0.49764150943396224
-0.49764150943396224 x 100 = -49.76%