Worksheet on Addition of Length

Practice the third grade math worksheet on addition of length. This sheet provides different types of questions where you need to arrange the values of length under different columns to find their sum; adding length with conversion; adding length by converting km into m; arrange the values of length without conversion under different columns to find their sum; add the values arranged under the units m, dm and cm under different columns and word problems on addition of length.

Solved Example:

Add 2 m 20 cm and 4 m 50 cm.

Solution:

Therefore, 2 m 20 cm + 4 m 50 cm = 6 m 70 cm.

1. Add the following:

(i) 51 m 17 cm + 15 m 71 cm

(ii) 18 m 05 cm + 16 m 27 cm

(iii) 76 m 18 cm + 10 m 30 cm

(iv) 74 m 83 cm + 31 m 33 cm

(v) 85 m 86 cm + 20 m 21 cm

(vi) 46 m 86 cm + 55 m 58 cm

(vii) 15 m 75 cm + 80 m 85 cm + 10 m 63 cm

(viii) 58 m 30 cm + 3 m 96 cm + 16 m 36 cm

(ix) 16 m 35 cm + 5 m 90 cm + 7 m 09 cm

2. Add with conversion:

(i) 35 m 45 cm and 50 m 54 cm

(ii) 62 m 08 cm and 37 m 37 cm

(iii) 51 m 64 cm and 26 m 23 cm

3. Add by converting km into m:

(i) 4 km 230 m and 3 km 87 m

(ii) 53 km 5 m and 23 km 78 m

(iii) 91 km 92 m, 14 km 120 m and 21 km 210 m

(iv) 71 km 70 m, 15 km 275 m and 23 km 425 m

(v) 73 km 729 m and 82 km 171 m

4. Add the following without conversion:

(i) 15 km 825 m + 45 km 265 m

(ii) 54 km 256 m + 31 km 834 m

(iii) 59 km 784 m + 46 km 931 m

(iv) 22 km 384 m + 36 km 057 m

(v) 86 km 078 m + 12 km 003 m

(vi) 85 km 125 m + 31 km 243 m

(vii) 12 km 372 m 15 cm + 18 km 273 m 65 cm

(viii) 3 km 700 m 25 cm + 9 km 125 m 30 cm

(ix) 4 km 931 m 92 cm + 15 km 273 m 23 cm

(x) 102 km 659 m + 98 km 729 m + 51 km 726 m

(xi) 317 km 082 m + 13 km 670 m + 90 km 500 m

(xii) 22 km 172 m + 26 km 900 m + 14 km 818 m

5. Add the following:

(i) 25 m 5 dm 3 cm + 15 m 7 dm 5 cm

(ii) 18 m 7 dm 6 cm + 25 m 9 dm 8 cm

(iii) 21 m 9 dm 8 cm + 3 m 7 dm 9 cm

6. Add and write as shown.

Word problems on addition of length:

7. Sam purchased 2 bundles of electric wires. One bundle had 90 m 70 cm and the other bundle had 95 m 80 cm. What was the total length of the wire?

8. The length of a dining room is 5 m 750 cm and its breadth is 3 m 450 cm. What is the sum of the dining room’s length and breadth?

9. The length of a field is 1 km 500 cm, its breadth is 1 km 300 cm. What is the sum of the field’s length and breadth?

10. Ron travelled 5 km 500 m in the first hour and 4 km 750 m in the second hour. How far did he travel in two hours?

Answers for the worksheet on addition of length are given below to check the exact answers of the above questions to find the sum arranging the values of length.

Answers:

1. (i) 66 m 88 cm

(ii) 34 m 32 cm

(iii) 86 m 48 cm

(iv) 106 m 16 cm

(v) 106 m 07 cm

(vi) 102 m 44 cm

(vii) 107 m 23 cm

(viii) 78 m 62 cm

(ix) 29 m 34 cm

2. (i) 85 m 99 cm

(ii) 99 m 45 cm

(iii) 77 m 87 cm

3. (i) 7 km 317 m

(ii) 76 km 83 m

(iii) 126 km 422 m

(iv) 109 km 770 m

(v) 155 km 900 m

4. (i) 61 km 90 m

(ii) 86 km 90 m

(iii) 106 km 715 m

(iv) 58 km 441 m

(v) 98 km 81 m

(vi) 116 km 368 m

(vii) 30 km 645 m 80 cm

(viii) 12 km 825 m 55 cm

(ix) 20 km 205 m 15 cm

(x) 253 km 114 m

(xi) 421 km 252 m

(xii) 63 km 890 m

5. (i) 41 m 2 dm 8 cm

(ii) 44 m 7 dm 4 cm

(iii) 25 m 7 dm 7 cm

6. (ii) 68 m 77 cm

(iii) 89 m 89 cm

(iv) 39 m 99 cm

(v) 48 m 69 cm

(vi) 58 m 99 cm

(vii) 99 m 89 cm

(viii) 79 m 87 cm

(ix) 96 m 46 cm

(x) 97 km 79 m

(xi) 72 m 74 cm

(xii) 76 m 48 cm

7. 186 m 50 cm

8. 9 m 200 cm

9. 2 km 800 cm

10. 10 km 250 m

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