-61.24% is the change from 890 to 345
Calculation steps:
[( 345 - 890 ) ÷ 890] x 100 = -61.24%
Formula
Percentage change = [(345 - 890) / 890] x 100
Subtract the new number by the original number
345 - 890 = -545
-545 ÷ 890 = -0.6123595505617978
-0.6123595505617978 x 100 = -61.24%