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In this worksheet, students practise adding 3 to numbers in the range 0-20. Key stage:  KS 1

Curriculum topic:   Number: Addition and Subtraction

Curriculum subtopic:   Add and Subtract to 20

Difficulty level:   ### QUESTION 1 of 10

When you add everything together, you get a total.

Example

16 + 3 = ?

Start at 16 and count 3 forward.

What do you get then?

16 + 3 = 19 Write the missing number in the box below:

7 + 3 = ? Write the missing number in the box below:

13 + 3 = ? Write the missing number in the box below:

5 + 3 = ? Write the missing number in the box below:

10 + 3 = ? Write the missing number in the box below:

12 + 3 = ? Write the missing number in the box below:

16 + 3 = ? Write the missing number in the box below:

9 + 3 = ? Write the missing number in the box below:

19 + 3 = ? Write the missing number in the box below:

6 + 3 = ? Write the missing number in the box below:

17 + 3 = ? • Question 1

Write the missing number in the box below:

7 + 3 = ? 10
EDDIE SAYS

Method

7 + 3 = 10

Missing Number = 10

• Question 2

Write the missing number in the box below:

13 + 3 = ? 16
EDDIE SAYS

Method

13 + 3 = 16

Missing Number = 16

• Question 3

Write the missing number in the box below:

5 + 3 = ? 8
EDDIE SAYS

Method

5 + 3 = 8

Missing Number = 8

• Question 4

Write the missing number in the box below:

10 + 3 = ? 13
EDDIE SAYS

Method

10 + 3 = 13

Missing Number = 13

• Question 5

Write the missing number in the box below:

12 + 3 = ? 15
EDDIE SAYS

Method

12 + 3 = 15

Missing Number = 15

• Question 6

Write the missing number in the box below:

16 + 3 = ? 19
EDDIE SAYS

Method

16 + 3 = 19

Missing Number = 19

• Question 7

Write the missing number in the box below:

9 + 3 = ? 12
EDDIE SAYS

Method

9 + 3 = 12

Missing Number = 12

• Question 8

Write the missing number in the box below:

19 + 3 = ? 22
EDDIE SAYS

Method

19 + 3 = 22

Missing Number = 22

• Question 9

Write the missing number in the box below:

6 + 3 = ? 9
EDDIE SAYS

Method

6 + 3 = 9

Missing Number = 9

• Question 10

Write the missing number in the box below:

17 + 3 = ? 20
EDDIE SAYS

Method

17 + 3 = 20

Missing Number = 20

---- OR ----

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