-54.57% is the change from 755 to 343
Calculation steps:
[( 343 - 755 ) ÷ 755] x 100 = -54.57%
Formula
Percentage change = [(343 - 755) / 755] x 100
Subtract the new number by the original number
343 - 755 = -412
-412 ÷ 755 = -0.5456953642384106
-0.5456953642384106 x 100 = -54.57%