NAME _____________________________________________ DATE __________________ PERIOD _________
Lesson 5 Homework Practice
Add and Subtract Mixed Numbers
Add or subtract. Write in simplest form.
3
4
+ 1−
1. 2 −
5
2
4−
5
1
2. 3 −
- 1−
2−
3
1
+ 3−
3. 4 −
1
8−
3
1 4−
4. 6 −
- 2−
5
4
2
6
5
8
4
1
8
4
3
4
9
2
+ 8−
5. 5 −−
3
14 −−
5
7
6. 3 −
- 2−
−
5
3
- 3−
7. 7 −−
2
3−
3
5
8. 1 −
+ 2−
10
5
12
4
8
10
5
3
1
4
3 3−
9. 6 - 2 −
4
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2
3
6
8
6
12
4 −−
30
5
1
1
10. 3 −
+ 2−
- 4−
2
8
4
7
1−
8
11. GEOMETRY Find the perimeter of the triangle.
1
5
in.
6
1
2
1
in.
6
2
in.
3
2
5−
in.
3
3
12. KNITTING Nastia knitted two scarves for her dolls. One was 8 −
inches
4
1
long. The other was 1 −
inches shorter than the first. How long was the
2
second scarf?
1
in.
7−
4
Course 2 • Chapter 4 Rational Numbers
59