-51.4% is the change from 712 to 346
Calculation steps:
[( 346 - 712 ) ÷ 712] x 100 = -51.4%
Formula
Percentage change = [(346 - 712) / 712] x 100
Subtract the new number by the original number
346 - 712 = -366
-366 ÷ 712 = -0.5140449438202247
-0.5140449438202247 x 100 = -51.4%