-62.94% is the change from 931 to 345
Calculation steps:
[( 345 - 931 ) ÷ 931] x 100 = -62.94%
Formula
Percentage change = [(345 - 931) / 931] x 100
Subtract the new number by the original number
345 - 931 = -586
-586 ÷ 931 = -0.6294307196562836
-0.6294307196562836 x 100 = -62.94%