-9.21% is the change from 380 to 345
Calculation steps:
[( 345 - 380 ) ÷ 380] x 100 = -9.21%
Formula
Percentage change = [(345 - 380) / 380] x 100
Subtract the new number by the original number
345 - 380 = -35
-35 ÷ 380 = -0.09210526315789473
-0.09210526315789473 x 100 = -9.21%