-46.07% is the change from 636 to 343
Calculation steps:
[( 343 - 636 ) ÷ 636] x 100 = -46.07%
Formula
Percentage change = [(343 - 636) / 636] x 100
Subtract the new number by the original number
343 - 636 = -293
-293 ÷ 636 = -0.4606918238993711
-0.4606918238993711 x 100 = -46.07%