-62.5% is the change from 920 to 345
Calculation steps:
[( 345 - 920 ) ÷ 920] x 100 = -62.5%
Formula
Percentage change = [(345 - 920) / 920] x 100
Subtract the new number by the original number
345 - 920 = -575
-575 ÷ 920 = -0.625
-0.625 x 100 = -62.5%