Name
Date
Class
Practice C
LESSON
4-3 Adding and Subtracting Mixed Numbers
Add or subtract. Write each answer in simplest form.
8
11
2
1. 321
21
7
16
5
11
1
3. 4
11
22
13
2
5
2. 2
26
13
2
6
11
3
8
4. 1519
19
7
5. 9
25
5
3
6. 4
10
20
3
1
7. 75 88
2
3
8. 43 67
5
3
3
9. 9
12
8
4
11. 7
12
15
7
12. 103 5
18
5
1
7
14. 14 68 5
16
1
5
3
15. 42 96 54
5
3
2
1
10. 86 55
7
13. 35 43 61
0
1
2
4
7
16. 21
35 71
2
5
11
7
2
3
13
8
6
1
17. 18 2
20
10
2
1
18. 67 3
35
5
Compare. Write , , or .
19. 115 55
1
4
73 12
1
1
20. 73 45
2
1
76 47
1
3
73 71
2
2
1
22. 62 33
1
1
53 25
21. 182 34
5
2
1
1
1
23. The men’s indoor pole vault record was set in 1993 at 206 feet.
5
feet. How much
The women’s record was set in 2001 at 15
12
higher is the men’s record than the women’s record?
24. Richard set a goal of running 10 miles per week. On Monday he
3
9
ran 35 miles. On Friday he ran 31
miles. How much farther
0
does he still have to run to meet his weekly goal?
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
23
Holt Mathematics
Practice B
4-3 Adding and Subtracting Mixed Numbers
Practice A
4-3 Adding and Subtracting Mixed Numbers
LESSON
LESSON
Add. Write each answer in simplest form.
Add. Write each answer in simplest form.
1
1
1
1. 52 24
3
74
1
3
8
6
3
5. 27 57
7
87
48
3
4
6. 39 39
3
79
5
2
1
8. 24 56
7
81
2
5
14
2
99
1
2
1
12. 73 43
7
5
10. 79 39
1
22
2
23
1
33
2
49
3
14. 63 53
2
15. 86 56
5
13. 63 35
1
23
1
31
5
1
5
1
2
3
3
16. 96 64
1
17. 74 46
5
18. 88 44
7
21
2
11
38
31
2
3
2
7
3
3
1
1
7
7
1
15. 2
10
8
5
41
2
17
40
9
18. 77 64
39
12
8
6
17. 58 31
0
3
3
14
0
3
8
21
Holt Mathematics
8
5
2
1. 321
21
11
19
You can write mixed numbers or fractions as improper fractions before adding or
subtracting.
6
1
3. 411
22
1
52
1
7
13
51
1
2
11
7
5. 9
25
5
9
3
6. 42
31
0
0
3
71
9
1
2
5
3
3
7
10. 86 55
7
3
11
2
1
7
1
1
7
5
14. 14 68 51
6
1
7
7
3
17. 18 22
11
0
0
5
6
54
1
9
54
23
31
4
3
9
9
9
9
Add or subtract. Write each answer in simplest form.
7
9
47
29
76
6
3
7 7
21
1
1. 41
0
0
0
10
10
10
5
6
8
2
18. 67 33
15
5
37
17
24
0
113
5
5
7
1
3
11
20
11
31
2. 22 18 2 8 8 8 8 38
5
5
1
2
5
15
10
3. 5 13 1 3 3 3 3 33
Compare. Write , , or .
2
1
20. 73 45
2
1
73 71
2
1
1
22. 62 33
5
2
76 47
1
1
53 25
5
3
1
23
33
46
33
13
4. 54 48 4 8 8 8 8 18
2
3
6. 58 38
5
94
5. 17 57
1
23. The men’s indoor pole vault record was set in 1993 at 206 feet.
5
feet. How much
The women’s record was set in 2001 at 15
12
higher is the men’s record than the women’s record?
24. Richard set a goal of running 10 miles per week. On Monday he
3
9
ran 35 miles. On Friday he ran 31
miles. How much farther
0
does he still have to run to meet his weekly goal?
23
Copyright © by Holt, Rinehart and Winston.
• Find a common denominator.
The LCD is 9.
3
201
2
1
1
73 12
23
• Subtract and simplify.
1
1
2
4
3 7
16. 212
5
15
5
15. 42 96 54
7
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
6
6 1 and 29 9
17
131
6
19
23
41
8
13
0
52
0
7
37
23
60
4
1
7 7
8
8
8
8
2
13
17
37
5
• The denominators are the same.
Add and simplify.
12. 103 518
22
0
13. 35 43 61
0
• Write 6 as a fraction and 29 as an
improper fraction.
5
19
122
4
4
11. 7
12
15
33
0
• Write improper fractions.
48 8 and 28 8
9. 91
38
2
2
112
1
5
Subtract: 6 29
14
8. 43 67
29
154
0
7
Add: 48 28
1
22
5
7. 75 88
5
5
82
6
8
4. 15
19
19
Holt Mathematics
Review for Mastery
4-3 Adding and Subtracting Mixed Numbers
2
5
2. 2
26
13
22
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
LESSON
Add or subtract. Write each answer in simplest form.
1
3
21. 182 34
3
2
35
91 miles
Practice C
4-3 Adding and Subtracting Mixed Numbers
1
4
19. 115 55
7
13
1
12. 4
15
15
19. Tucker ran 58 miles on Monday and 34 miles on Tuesday.
How far did he run on both days?
LESSON
2
4
79
14. 104 63
3
1
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
5
2
7
9. 13 59
2
45
1
8
3
3
42
0
7
3
5
11. 9
10
10
24
35 miles
16
11
19
62
4
16. 81
63
2
19. Samson bicycled 88 miles on Friday and 54 miles on Saturday.
How much farther did he ride on Friday?
11
3
6. 25 12
0
11
7
3
8. 2
12
8
3
5
7
2
Subtract. Write each answer in simplest form.
5
1
11. 56 36
1
32
7
121
2
3
21
84
0
7
32
4
1
81
0
9
5
7. 51
28
0
2
5
9. 3 28
1
3. 43 84
1
5. 6
10
5
65
3
1
10. 44 24
1
9
11
4. 21
31
5
5
Subtract. Write each answer in simplest form.
13. 54 14
7
2. 59 39
7
8
4
1. 77 67
1
13
52
4
3
7. 212
8
2
2
3. 25 15
3
35
4. 12 38
5
1
2. 34 44
3
4
8. 5 37
1
3
22 miles
17
Holt Mathematics
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
105
4
1
2
7. 49 23
1
67
3
44 feet
7
1
79
3
9. 72 61
0
1
1
2
10. 52 33
5
15
16
24
Holt Mathematics
Holt Mathematics