-46.47% is the change from 340 to 182
Calculation steps:
[( 182 - 340 ) ÷ 340] x 100 = -46.47%
Formula
Percentage change = [(182 - 340) / 340] x 100
Subtract the new number by the original number
182 - 340 = -158
-158 ÷ 340 = -0.4647058823529412
-0.4647058823529412 x 100 = -46.47%