# Column Addition of Decimal Numbers

In this worksheet, students practise adding decimal numbers using columns.

Key stage:  KS 3

Curriculum topic:   Number

Curriculum subtopic:   Use Four Operations for All Numbers

Difficulty level:

### QUESTION 1 of 10

This worksheet is about the column addition of decimal numbers.

It is important to line up the decimal points.

Example

Do the following addition.

7702 + 77.02 + 770.2 = _____

Line up the decimal points and insert extra zeros to help fill columns.

The answer is 8549.22

Do the following addition.

596.1 + 5.961 + 59.61 = _____

Do the following addition.

3150.5 + 31.505 + 315.05 = _____

Do the following addition.

6284.7 + 62.847 + 628.47 = _____

Do the following addition.

1954.4 + 19.544 + 195.44 = _____

Do the following addition.

4956 + 49.56 + 495.6 = _____

Do the following addition.

840.3 + 8.403 + 84.03 = _____

Do the following addition.

7469.3 + 74.693 + 746.93 = _____

Do the following addition.

465.2 + 4.652 + 46.52 = _____

Do the following addition.

7561.9 + 75.619 + 756.19 = _____

Do the following addition.

1100 + 110 + 1.1 + 0.11 = _____

• Question 1

Do the following addition.

596.1 + 5.961 + 59.61 = _____

661.671
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 596.1 5.961 59.61
• Question 2

Do the following addition.

3150.5 + 31.505 + 315.05 = _____

3497.055
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 3150.5 31.505 315.05
• Question 3

Do the following addition.

6284.7 + 62.847 + 628.47 = _____

6976.017
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 6284.7 62.847 628.47
• Question 4

Do the following addition.

1954.4 + 19.544 + 195.44 = _____

2169.384
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 1954.4 19.544 195.44
• Question 5

Do the following addition.

4956 + 49.56 + 495.6 = _____

5501.16
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 4956 49.56 495.6
• Question 6

Do the following addition.

840.3 + 8.403 + 84.03 = _____

932.733
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 840.3 8.403 84.03
• Question 7

Do the following addition.

7469.3 + 74.693 + 746.93 = _____

8290.923
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 7469.3 74.693 746.93
• Question 8

Do the following addition.

465.2 + 4.652 + 46.52 = _____

516.372
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 465.2 4.652 46.52
• Question 9

Do the following addition.

7561.9 + 75.619 + 756.19 = _____

8393.709
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 7561.9 75.619 756.19
• Question 10

Do the following addition.

1100 + 110 + 1.1 + 0.11 = _____

1211.21
EDDIE SAYS

Line up the numbers using the decimal places.

Remember to add extra zeros on the end so each number has the same amount of decimal places.

 1100 110 1.1 0.11
---- OR ----

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