-55.28% is the change from 767 to 343
Calculation steps:
[( 343 - 767 ) ÷ 767] x 100 = -55.28%
Formula
Percentage change = [(343 - 767) / 767] x 100
Subtract the new number by the original number
343 - 767 = -424
-424 ÷ 767 = -0.5528031290743155
-0.5528031290743155 x 100 = -55.28%