-65.45% is the change from 984 to 340
Calculation steps:
[( 340 - 984 ) ÷ 984] x 100 = -65.45%
Formula
Percentage change = [(340 - 984) / 984] x 100
Subtract the new number by the original number
340 - 984 = -644
-644 ÷ 984 = -0.6544715447154471
-0.6544715447154471 x 100 = -65.45%