-52.03% is the change from 715 to 343
Calculation steps:
[( 343 - 715 ) ÷ 715] x 100 = -52.03%
Formula
Percentage change = [(343 - 715) / 715] x 100
Subtract the new number by the original number
343 - 715 = -372
-372 ÷ 715 = -0.5202797202797202
-0.5202797202797202 x 100 = -52.03%