-38.51% is the change from 670 to 412
Calculation steps:
[( 412 - 670 ) ÷ 670] x 100 = -38.51%
Formula
Percentage change = [(412 - 670) / 670] x 100
Subtract the new number by the original number
412 - 670 = -258
-258 ÷ 670 = -0.3850746268656716
-0.3850746268656716 x 100 = -38.51%