1.4 - (0.7 - 3.2) + 6(1 + 1/3 - 2 - 1/4) 1.4 - (-2.5) + 6(4/3 - 9/4) 1.4 + 2.5 + 6(16/12 - 27/12) 3.9 + 6(-11/12) 3.9 - 11/2 3.9 - 5.5 = -1.6
1.4 - (0.7 - 3.2) + 6(1 + 1/3 - 2 - 1/4)
1.4 - (-2.5) + 6(4/3 - 9/4)
1.4 + 2.5 + 6(16/12 - 27/12)
3.9 + 6(-11/12)
3.9 - 11/2
3.9 - 5.5
= -1.6