-48.3% is the change from 675 to 349
Calculation steps:
[( 349 - 675 ) ÷ 675] x 100 = -48.3%
Formula
Percentage change = [(349 - 675) / 675] x 100
Subtract the new number by the original number
349 - 675 = -326
-326 ÷ 675 = -0.482962962962963
-0.482962962962963 x 100 = -48.3%