-62.43% is the change from 905 to 340
Calculation steps:
[( 340 - 905 ) ÷ 905] x 100 = -62.43%
Formula
Percentage change = [(340 - 905) / 905] x 100
Subtract the new number by the original number
340 - 905 = -565
-565 ÷ 905 = -0.6243093922651933
-0.6243093922651933 x 100 = -62.43%