-65.56% is the change from 996 to 343
Calculation steps:
[( 343 - 996 ) ÷ 996] x 100 = -65.56%
Formula
Percentage change = [(343 - 996) / 996] x 100
Subtract the new number by the original number
343 - 996 = -653
-653 ÷ 996 = -0.6556224899598394
-0.6556224899598394 x 100 = -65.56%