Question

Cat este 1 supra 4 x 3 : 0,2 - 1 supra 4 = ?

Answer 1

$\it \dfrac{1}{4} \cdot3:0,2 -\dfrac{1}{4} = \dfrac{1}{4}(3:0,2 -1) = \dfrac{1}{4}(15 -1) = \dfrac{14}{4} =\dfrac{7}{2} =3,5$