-66.38% is the change from 345 to 116
Calculation steps:
[( 116 - 345 ) ÷ 345] x 100 = -66.38%
Formula
Percentage change = [(116 - 345) / 345] x 100
Subtract the new number by the original number
116 - 345 = -229
-229 ÷ 345 = -0.663768115942029
-0.663768115942029 x 100 = -66.38%