Primary 1 Math: Number Bonds Using 10 as an example

Let’s look at forming number bonds in this lesson. This is a Math concept learned in Singapore Math at Primary 1.

An Example of A Number Bond

Let’s use the following as an example on how to form number bonds:

10 blocks can be split in many ways. One way is to split it into 6 and 4:

Block of 10 can be split into 6 and 4. Hence, we can form a number bond: 6 and 4 makes 10.

Hence, we can write a number bond for 10 this way:

forming of a number bond for the number 10. This is a primary 1 Math concept learned in Singapore.

From the above number bond, we can form the following relationships:

6 + 4 = 10

4 + 6 = 10

10 – 4 = 6

10 – 6 = 10

Are there other ways to form a number bond for 10?

Yes, there are many other ways to form 10:

Forming number bonds with the number 10. We can form them with 1 and 9, 2 and 8, 3 and 7, 4 and 6, 5 and 5. Number bond is a Math concept learned in primary 1 of Singapore Math.

Worksheet for Number Bonds (Numbers within 10)

Here’s the worksheet for your child to practice number bonds for numbers within 10. This worksheet consists of number bonds that can be formed for numbers from 1 to 10. Apart from forming number bonds, your child will also get to form addition and subtraction statements related to each number bond.

You can download the worksheet here for free.

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