Add and simplify. 1 1/3 + 2 3/4
a. 3 4/12
b. 3 1/3
c. 3 13/12
d. 49/12
e. 4 1/12
subtract and simplify.
11 1/12 − 2 2/3
a. 9(−7/12)
b. 8 5/12
c. 8 7/12
d. 9 7/12
multiply and simplify. 1 3/12 ⋅ 2 2/3
a. 2 5/36
b. 2 1/6
c. 2 6/36
d. 3 1/3

1.Option D

2.Option B

3.Option D

Step-by-step explanation:

1.We are given that

We have add and simplify

=

=

Hence, Option D is true.

2.We are given that

We have to subtract and simplify

=

=

Hence,option B is true.

3.We are given that

We have to multiply and simplify

=

=

=

Hence, option D is true.