-54.87% is the change from 760 to 343
Calculation steps:
[( 343 - 760 ) ÷ 760] x 100 = -54.87%
Formula
Percentage change = [(343 - 760) / 760] x 100
Subtract the new number by the original number
343 - 760 = -417
-417 ÷ 760 = -0.5486842105263158
-0.5486842105263158 x 100 = -54.87%