Find each sum or difference
1. -1/2 + 1/3
a. -1/6
b.-1/3
c.2/3
d.1/6

2. -3 1/5 + (-6 1/2)
a. -3 2/7
b. -3 7/10
c. -9 2/7
d. -9 7/10

3. 5/8 - (-2/8)
a. -3/8
b. -7/8
c. 3/8
d. 7/8

4. -9/10 - 2/5
a. -1 3/10
b. -1 1/10
c. -7/10
d. -5/10

5. 6 3/5 - (-2 1/5)
a. - 8 2/5
b. -4 2/5
c. 4 2/5
d. 8 4/5
Please help, its currently 3:53 am...