4 + 4 + 4 = 12 4 x 3 = 12 3 + 3 + 3 + 3 = 12 3 x 4 = 12 4 x 3 = 12 4 + 4 + 4 = 12 3 x 4 = 12 3 + 3 + 3 + 3 = 12 3x2=6 2x3=6 4x2=8 2x4=8