-68.8% is the change from 343 to 107
Calculation steps:
[( 107 - 343 ) ÷ 343] x 100 = -68.8%
Formula
Percentage change = [(107 - 343) / 343] x 100
Subtract the new number by the original number
107 - 343 = -236
-236 ÷ 343 = -0.6880466472303207
-0.6880466472303207 x 100 = -68.8%