Why teach number bonds before written addition?

Bonds build the idea that numbers are made of smaller numbers, which makes mental strategies like making ten far easier later.

How do I print or save these worksheets as a PDF?

Click Print worksheet and choose your printer, or pick “Save as PDF” as the destination to keep a digital copy. The answer key prints on its own page.

Can I get a fresh set of problems?

Yes. Click New problems for a brand new randomly generated worksheet, as many times as you like.

Is this worksheet generator free?

Yes. Every generator on the site is free to use, with no account, no watermark and unlimited printing for classroom or home use.

Number bonds worksheet generator

Number bonds show how a whole splits into two parts. Students fill the missing part, which builds the addition and subtraction facts at the same time.

Number Bonds

Name: Date:

1.
Fill in the missing part of the bond for 10.
2.
Fill in the missing part of the bond for 10.
3.
Fill in the missing part of the bond for 10.
4.
Fill in the missing part of the bond for 10.
5.
Fill in the missing part of the bond for 10.
6.
Fill in the missing part of the bond for 10.
7.
Fill in the missing part of the bond for 10.
8.
Fill in the missing part of the bond for 10.
9.
Fill in the missing part of the bond for 10.
10.
Fill in the missing part of the bond for 10.
11.
Fill in the missing part of the bond for 10.
12.
Fill in the missing part of the bond for 10.
13.
Fill in the missing part of the bond for 10.
14.
Fill in the missing part of the bond for 10.
15.
Fill in the missing part of the bond for 10.
16.
Fill in the missing part of the bond for 10.
17.
Fill in the missing part of the bond for 10.
18.
Fill in the missing part of the bond for 10.
19.
Fill in the missing part of the bond for 10.
20.
Fill in the missing part of the bond for 10.

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Number Bonds — Answer Key

Name: Date:

1.
Fill in the missing part of the bond for 10.
1
2.
Fill in the missing part of the bond for 10.
7
3.
Fill in the missing part of the bond for 10.
5
4.
Fill in the missing part of the bond for 10.
2
5.
Fill in the missing part of the bond for 10.
5
6.
Fill in the missing part of the bond for 10.
6
7.
Fill in the missing part of the bond for 10.
9
8.
Fill in the missing part of the bond for 10.
3
9.
Fill in the missing part of the bond for 10.
1
10.
Fill in the missing part of the bond for 10.
2
11.
Fill in the missing part of the bond for 10.
5
12.
Fill in the missing part of the bond for 10.
1
13.
Fill in the missing part of the bond for 10.
1
14.
Fill in the missing part of the bond for 10.
1
15.
Fill in the missing part of the bond for 10.
4
16.
Fill in the missing part of the bond for 10.
7
17.
Fill in the missing part of the bond for 10.
5
18.
Fill in the missing part of the bond for 10.
7
19.
Fill in the missing part of the bond for 10.
3
20.
Fill in the missing part of the bond for 10.
2

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Frequently asked questions

Why teach number bonds before written addition?: Bonds build the idea that numbers are made of smaller numbers, which makes mental strategies like making ten far easier later.
How do I print or save these worksheets as a PDF?: Click Print worksheet and choose your printer, or pick “Save as PDF” as the destination to keep a digital copy. The answer key prints on its own page.
Can I get a fresh set of problems?: Yes. Click New problems for a brand new randomly generated worksheet, as many times as you like.
Is this worksheet generator free?: Yes. Every generator on the site is free to use, with no account, no watermark and unlimited printing for classroom or home use.