The smart way to improve grades

Comprehensive & curriculum aligned

Affordable pricing from £10/month

Know Your Addition: What Should I Add (1)

In this worksheet, students identify, from a range of 0 to 10, what number they should add to complete a sum.

'Know Your Addition: What Should I Add (1)' worksheet

Key stage:  KS 1

Curriculum topic:   Number: Addition and Subtraction

Curriculum subtopic:   Solve Add/Subtract Problems to 20

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

Adding whole numbers means that we are combining numbers to form a total.

To identify the missing number, the given number is subtracted from the total number.

 

Example

What must I add to 6 to make 7?

6 + ? = 7

 

Answer

7 - 6 = 1

The missing number is 1

What must I add to 7 to make 9? Write the missing word in the box below.

 

7 + ? = 9

What must I add to 7 to make 10? Write the missing word in the box below.

 

 ? + 7 = 10

What must I add to 8 to make 10? Write the missing word in the box below.

 

8 +  ? = 10

What must I add to 3 to make 7? Write the missing word in the box below.

 

3 +  ? = 7

What must I add to 1 to make 6? Write the missing word in the box below.

 

1 + ? = 6

What must I add to 4 to make 10? Write the missing word in the box below.

 

? + 4 = 10

What must I add to 2 to make 9? Write the missing word in the box below.

 

2 + ? = 9

What must I add to 1 to make 9? Write the missing word in the box below.

 

 ? + 1 = 9

What must I add to 1 to make 10? Write the missing word in the box below.

 

? + 1 = 10

What must I add to 5 to make 10? Write the missing word in the box below.

 

 ? + 5 = 10
  • Question 1

What must I add to 7 to make 9? Write the missing word in the box below.

 

7 + ? = 9
CORRECT ANSWER
2
EDDIE SAYS

Method

9 - 7 = 2

Missing Number = 2

  • Question 2

What must I add to 7 to make 10? Write the missing word in the box below.

 

 ? + 7 = 10
CORRECT ANSWER
3
EDDIE SAYS

Method

10 - 7 = 3

Missing Number = 3

  • Question 3

What must I add to 8 to make 10? Write the missing word in the box below.

 

8 +  ? = 10
CORRECT ANSWER
2
EDDIE SAYS

Method

10 - 8 = 2

Missing Number = 2

  • Question 4

What must I add to 3 to make 7? Write the missing word in the box below.

 

3 +  ? = 7
CORRECT ANSWER
4
EDDIE SAYS

Method

7 - 3 = 4

Missing Number = 4

  • Question 5

What must I add to 1 to make 6? Write the missing word in the box below.

 

1 + ? = 6
CORRECT ANSWER
5
EDDIE SAYS

Method

6 - 1 = 5

Missing Number = 5

  • Question 6

What must I add to 4 to make 10? Write the missing word in the box below.

 

? + 4 = 10
CORRECT ANSWER
6
EDDIE SAYS

Method

10 - 4 = 6

Missing Number = 6

  • Question 7

What must I add to 2 to make 9? Write the missing word in the box below.

 

2 + ? = 9
CORRECT ANSWER
7
EDDIE SAYS

Method

9 - 2 = 7

Missing Number = 7

  • Question 8

What must I add to 1 to make 9? Write the missing word in the box below.

 

 ? + 1 = 9
CORRECT ANSWER
8
EDDIE SAYS

Method

9 - 1 = 8

Missing Number = 8

  • Question 9

What must I add to 1 to make 10? Write the missing word in the box below.

 

? + 1 = 10
CORRECT ANSWER
9
EDDIE SAYS

Method

10 - 1 = 9

Missing Number = 9

  • Question 10

What must I add to 5 to make 10? Write the missing word in the box below.

 

 ? + 5 = 10
CORRECT ANSWER
5
EDDIE SAYS

Method

10 - 5 = 5

Missing Number = 5

---- OR ----

Sign up for a £1 trial so you can track and measure your child's progress on this activity.

What is EdPlace?

We're your National Curriculum aligned online education content provider helping each child succeed in English, maths and science from year 1 to GCSE. With an EdPlace account you’ll be able to track and measure progress, helping each child achieve their best. We build confidence and attainment by personalising each child’s learning at a level that suits them.

Get started
laptop

Start your £1 trial today.
Subscribe from £10/month.