izzygreen45 izzygreen45 23-12-2016 Mathematics contestada Please help me!!!!!!!!! Which number sentence is true? A. -1.5 + (-0.5) = 2.0 B. 2.5 + (-1.5) = 1.0 C. -1.5 + (-0.5) = -1.0 D. -2.5 + 3.5 = -1.0