-54.37% is the change from 756 to 345
Calculation steps:
[( 345 - 756 ) ÷ 756] x 100 = -54.37%
Formula
Percentage change = [(345 - 756) / 756] x 100
Subtract the new number by the original number
345 - 756 = -411
-411 ÷ 756 = -0.5436507936507936
-0.5436507936507936 x 100 = -54.37%