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Mixed and Whole Numbers Addition

Name Grade School
Date Questions20 Score
1
2 + 5 5/9 =
   
2
2 + 8 4/8 =
   
3
9 3/4 + 10 =
   
4
4 3/6 + 12 =
   
5
11 + 3 2/10 =
   
6
7 2/5 + 15 =
   
7
2 2/10 + 16 =
   
8
5 + 5 8/9 =
   
9
14 + 6 2/9 =
   
10
8 5/6 + 5 =
   
11
12 + 2 5/7 =
   
12
2 + 3 6/8 =
   
13
5 2/7 + 3 =
   
14
6 7/10 + 15 =
   
15
2 + 8 5/7 =
   
16
12 + 7 6/7 =
   
17
2 7/10 + 13 =
   
18
13 + 8 4/8 =
   
19
8 2/7 + 18 =
   
20
2 4/9 + 17 =
   

Answers Key
Show All Workout
1
2 + 5 5/9 =
7 5/9
Steps
Convert the mixed fraction into fraction
5
59
=
(5 x 9) + 59
=
45 + 59
=
509
21
+
509
Find the lcm for both denominators
LCM(1, 9) = 9
Make all the denominators equal to each other
21
=
2 x 91 x 9
=
2 x 99
=
189
509
=
50 x 99 x 9
=
50 x 19
=
509
189
+
509
=
18 + 509
=
689
Convert the fraction into mixed fraction
689
=
639
+
59
= 7
59
∴
2
+
5
59
=
7
59
2
2 + 8 4/8 =
10 1/2
Steps
Convert the mixed fraction into fraction
8
48
=
(8 x 8) + 48
=
64 + 48
=
688
21
+
688
Find the lcm for both denominators
LCM(1, 8) = 8
Make all the denominators equal to each other
21
=
2 x 81 x 8
=
2 x 88
=
168
688
=
68 x 88 x 8
=
68 x 18
=
688
168
+
688
=
16 + 688
=
848
simplify the fraction
GCF(84, 8) = 4
848
=
84 ÷ 48 ÷ 4
=
212
Convert the fraction into mixed fraction
212
=
202
+
12
= 10
12
∴
2
+
8
48
=
10
12
3
9 3/4 + 10 =
19 3/4
Steps
Convert the mixed fraction into fraction
9
34
=
(9 x 4) + 34
=
36 + 34
=
394
394
+
101
Find the lcm for both denominators
LCM(4, 1) = 4
Make all the denominators equal to each other
394
=
39 x 44 x 4
=
39 x 14
=
394
101
=
10 x 41 x 4
=
10 x 44
=
404
394
+
404
=
39 + 404
=
794
Convert the fraction into mixed fraction
794
=
764
+
34
= 19
34
∴
9
34
+
10
=
19
34
4
4 3/6 + 12 =
16 1/2
Steps
Convert the mixed fraction into fraction
4
36
=
(4 x 6) + 36
=
24 + 36
=
276
276
+
121
Find the lcm for both denominators
LCM(6, 1) = 6
Make all the denominators equal to each other
276
=
27 x 66 x 6
=
27 x 16
=
276
121
=
12 x 61 x 6
=
12 x 66
=
726
276
+
726
=
27 + 726
=
996
simplify the fraction
GCF(99, 6) = 3
996
=
99 ÷ 36 ÷ 3
=
332
Convert the fraction into mixed fraction
332
=
322
+
12
= 16
12
∴
4
36
+
12
=
16
12
5
11 + 3 2/10 =
14 1/5
Steps
Convert the mixed fraction into fraction
3
210
=
(3 x 10) + 210
=
30 + 210
=
3210
111
+
3210
Find the lcm for both denominators
LCM(1, 10) = 10
Make all the denominators equal to each other
111
=
11 x 101 x 10
=
11 x 1010
=
11010
3210
=
32 x 1010 x 10
=
32 x 110
=
3210
11010
+
3210
=
110 + 3210
=
14210
simplify the fraction
GCF(142, 10) = 2
14210
=
142 ÷ 210 ÷ 2
=
715
Convert the fraction into mixed fraction
715
=
705
+
15
= 14
15
∴
11
+
3
210
=
14
15
6
7 2/5 + 15 =
22 2/5
Steps
Convert the mixed fraction into fraction
7
25
=
(7 x 5) + 25
=
35 + 25
=
375
375
+
151
Find the lcm for both denominators
LCM(5, 1) = 5
Make all the denominators equal to each other
375
=
37 x 55 x 5
=
37 x 15
=
375
151
=
15 x 51 x 5
=
15 x 55
=
755
375
+
755
=
37 + 755
=
1125
Convert the fraction into mixed fraction
1125
=
1105
+
25
= 22
25
∴
7
25
+
15
=
22
25
7
2 2/10 + 16 =
18 1/5
Steps
Convert the mixed fraction into fraction
2
210
=
(2 x 10) + 210
=
20 + 210
=
2210
2210
+
161
Find the lcm for both denominators
LCM(10, 1) = 10
Make all the denominators equal to each other
2210
=
22 x 1010 x 10
=
22 x 110
=
2210
161
=
16 x 101 x 10
=
16 x 1010
=
16010
2210
+
16010
=
22 + 16010
=
18210
simplify the fraction
GCF(182, 10) = 2
18210
=
182 ÷ 210 ÷ 2
=
915
Convert the fraction into mixed fraction
915
=
905
+
15
= 18
15
∴
2
210
+
16
=
18
15
8
5 + 5 8/9 =
10 8/9
Steps
Convert the mixed fraction into fraction
5
89
=
(5 x 9) + 89
=
45 + 89
=
539
51
+
539
Find the lcm for both denominators
LCM(1, 9) = 9
Make all the denominators equal to each other
51
=
5 x 91 x 9
=
5 x 99
=
459
539
=
53 x 99 x 9
=
53 x 19
=
539
459
+
539
=
45 + 539
=
989
Convert the fraction into mixed fraction
989
=
909
+
89
= 10
89
∴
5
+
5
89
=
10
89
9
14 + 6 2/9 =
20 2/9
Steps
Convert the mixed fraction into fraction
6
29
=
(6 x 9) + 29
=
54 + 29
=
569
141
+
569
Find the lcm for both denominators
LCM(1, 9) = 9
Make all the denominators equal to each other
141
=
14 x 91 x 9
=
14 x 99
=
1269
569
=
56 x 99 x 9
=
56 x 19
=
569
1269
+
569
=
126 + 569
=
1829
Convert the fraction into mixed fraction
1829
=
1809
+
29
= 20
29
∴
14
+
6
29
=
20
29
10
8 5/6 + 5 =
13 5/6
Steps
Convert the mixed fraction into fraction
8
56
=
(8 x 6) + 56
=
48 + 56
=
536
536
+
51
Find the lcm for both denominators
LCM(6, 1) = 6
Make all the denominators equal to each other
536
=
53 x 66 x 6
=
53 x 16
=
536
51
=
5 x 61 x 6
=
5 x 66
=
306
536
+
306
=
53 + 306
=
836
Convert the fraction into mixed fraction
836
=
786
+
56
= 13
56
∴
8
56
+
5
=
13
56
11
12 + 2 5/7 =
14 5/7
Steps
Convert the mixed fraction into fraction
2
57
=
(2 x 7) + 57
=
14 + 57
=
197
121
+
197
Find the lcm for both denominators
LCM(1, 7) = 7
Make all the denominators equal to each other
121
=
12 x 71 x 7
=
12 x 77
=
847
197
=
19 x 77 x 7
=
19 x 17
=
197
847
+
197
=
84 + 197
=
1037
Convert the fraction into mixed fraction
1037
=
987
+
57
= 14
57
∴
12
+
2
57
=
14
57
12
2 + 3 6/8 =
5 3/4
Steps
Convert the mixed fraction into fraction
3
68
=
(3 x 8) + 68
=
24 + 68
=
308
21
+
308
Find the lcm for both denominators
LCM(1, 8) = 8
Make all the denominators equal to each other
21
=
2 x 81 x 8
=
2 x 88
=
168
308
=
30 x 88 x 8
=
30 x 18
=
308
168
+
308
=
16 + 308
=
468
simplify the fraction
GCF(46, 8) = 2
468
=
46 ÷ 28 ÷ 2
=
234
Convert the fraction into mixed fraction
234
=
204
+
34
= 5
34
∴
2
+
3
68
=
5
34
13
5 2/7 + 3 =
8 2/7
Steps
Convert the mixed fraction into fraction
5
27
=
(5 x 7) + 27
=
35 + 27
=
377
377
+
31
Find the lcm for both denominators
LCM(7, 1) = 7
Make all the denominators equal to each other
377
=
37 x 77 x 7
=
37 x 17
=
377
31
=
3 x 71 x 7
=
3 x 77
=
217
377
+
217
=
37 + 217
=
587
Convert the fraction into mixed fraction
587
=
567
+
27
= 8
27
∴
5
27
+
3
=
8
27
14
6 7/10 + 15 =
21 7/10
Steps
Convert the mixed fraction into fraction
6
710
=
(6 x 10) + 710
=
60 + 710
=
6710
6710
+
151
Find the lcm for both denominators
LCM(10, 1) = 10
Make all the denominators equal to each other
6710
=
67 x 1010 x 10
=
67 x 110
=
6710
151
=
15 x 101 x 10
=
15 x 1010
=
15010
6710
+
15010
=
67 + 15010
=
21710
Convert the fraction into mixed fraction
21710
=
21010
+
710
= 21
710
∴
6
710
+
15
=
21
710
15
2 + 8 5/7 =
10 5/7
Steps
Convert the mixed fraction into fraction
8
57
=
(8 x 7) + 57
=
56 + 57
=
617
21
+
617
Find the lcm for both denominators
LCM(1, 7) = 7
Make all the denominators equal to each other
21
=
2 x 71 x 7
=
2 x 77
=
147
617
=
61 x 77 x 7
=
61 x 17
=
617
147
+
617
=
14 + 617
=
757
Convert the fraction into mixed fraction
757
=
707
+
57
= 10
57
∴
2
+
8
57
=
10
57
16
12 + 7 6/7 =
19 6/7
Steps
Convert the mixed fraction into fraction
7
67
=
(7 x 7) + 67
=
49 + 67
=
557
121
+
557
Find the lcm for both denominators
LCM(1, 7) = 7
Make all the denominators equal to each other
121
=
12 x 71 x 7
=
12 x 77
=
847
557
=
55 x 77 x 7
=
55 x 17
=
557
847
+
557
=
84 + 557
=
1397
Convert the fraction into mixed fraction
1397
=
1337
+
67
= 19
67
∴
12
+
7
67
=
19
67
17
2 7/10 + 13 =
15 7/10
Steps
Convert the mixed fraction into fraction
2
710
=
(2 x 10) + 710
=
20 + 710
=
2710
2710
+
131
Find the lcm for both denominators
LCM(10, 1) = 10
Make all the denominators equal to each other
2710
=
27 x 1010 x 10
=
27 x 110
=
2710
131
=
13 x 101 x 10
=
13 x 1010
=
13010
2710
+
13010
=
27 + 13010
=
15710
Convert the fraction into mixed fraction
15710
=
15010
+
710
= 15
710
∴
2
710
+
13
=
15
710
18
13 + 8 4/8 =
21 1/2
Steps
Convert the mixed fraction into fraction
8
48
=
(8 x 8) + 48
=
64 + 48
=
688
131
+
688
Find the lcm for both denominators
LCM(1, 8) = 8
Make all the denominators equal to each other
131
=
13 x 81 x 8
=
13 x 88
=
1048
688
=
68 x 88 x 8
=
68 x 18
=
688
1048
+
688
=
104 + 688
=
1728
simplify the fraction
GCF(172, 8) = 4
1728
=
172 ÷ 48 ÷ 4
=
432
Convert the fraction into mixed fraction
432
=
422
+
12
= 21
12
∴
13
+
8
48
=
21
12
19
8 2/7 + 18 =
26 2/7
Steps
Convert the mixed fraction into fraction
8
27
=
(8 x 7) + 27
=
56 + 27
=
587
587
+
181
Find the lcm for both denominators
LCM(7, 1) = 7
Make all the denominators equal to each other
587
=
58 x 77 x 7
=
58 x 17
=
587
181
=
18 x 71 x 7
=
18 x 77
=
1267
587
+
1267
=
58 + 1267
=
1847
Convert the fraction into mixed fraction
1847
=
1827
+
27
= 26
27
∴
8
27
+
18
=
26
27
20
2 4/9 + 17 =
19 4/9
Steps
Convert the mixed fraction into fraction
2
49
=
(2 x 9) + 49
=
18 + 49
=
229
229
+
171
Find the lcm for both denominators
LCM(9, 1) = 9
Make all the denominators equal to each other
229
=
22 x 99 x 9
=
22 x 19
=
229
171
=
17 x 91 x 9
=
17 x 99
=
1539
229
+
1539
=
22 + 1539
=
1759
Convert the fraction into mixed fraction
1759
=
1719
+
49
= 19
49
∴
2
49
+
17
=
19
49

Addition Mixed and Whole Numbers Worksheet

Mixed and whole numbers addition worksheet with answers to practice & learn 6th grade math problems is available online for free in printable & downloadable (pdf & image) format. Tap on PRINT, PDF or IMAGE button to print or download this grade-6 fraction worksheet to practice adding whole number with mixed number or adding mixed number with whole number.

How to Use this Worksheet

In this sixth grade fraction worksheet, students are required to find the sum of mixed and whole numbers for each problem of this worksheet. Convert the mixed number to its equivalent irregular fraction, convert the whole number to its equivalent fraction form, find the LCM or LCD of denominators, multiply the LCD with both numerator and denominator of each fractions, simplify the fractions to have equal denominators and add the numerators. The sum of numerators divided by the common denominator is the sum of whole and mixed numbers.

Answers Key

Teachers, tutors, parents or students can check or validate the solved questions by using the corresponding answers key which comprises the step by step work on how to find the sum when adding mixed number with whole number.

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