Answer:
-1.5
Step-by-step explanation:
The opposite of any positive integer (besides 0) is its negative form.
Answer:
2/3
Step-by-step explanation:
The opposites of fractions are called the reciprocal. The reciprocal is formed when the numerator and denominator are switched. So, since 1 and a half is the same as 3/2, the opposite would be 2/3.