What math skills are on these 1st grade worksheets?

Each sheet draws from adding within 20, subtracting within 20 and tens-and-ones place value — the core skills most 1st grade curricula cover.

Can I focus on one skill instead of mixed review?

Yes. Use the skill selector to lock the worksheet to a single skill, or leave it on mixed review for spiral practice.

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.

1st grade math worksheets

A mixed practice generator built around 1st grade skills: adding within 20, subtracting within 20 and tens-and-ones place value. Pick a focus or leave it on mixed review, then print a fresh sheet every time.

1st grade Math Practice

Name: Date:

1.
12 + 3 =
2.
12 − 10 =
3.
7 + 3 =
4.
1 + 7 =
5.
12 + 7 =
6.
6 + 8 =
7.
11 + 8 =
8.
8 + 2 =
9.
6 + 3 =
10.
79 = ___ tens and ___ ones
11.
11 + 6 =
12.
10 + 7 =
13.
8 + 4 =
14.
1 + 3 =
15.
8 − 7 =
16.
2 + 3 =
17.
1 + 6 =
18.
12 + 3 =
19.
3 + 1 =
20.
9 + 7 =

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1st grade Math Practice — Answer Key

Name: Date:

1.
12 + 3 =
15
2.
12 − 10 =
2
3.
7 + 3 =
10
4.
1 + 7 =
8
5.
12 + 7 =
19
6.
6 + 8 =
14
7.
11 + 8 =
19
8.
8 + 2 =
10
9.
6 + 3 =
9
10.
79 = ___ tens and ___ ones
7 tens, 9 ones
11.
11 + 6 =
17
12.
10 + 7 =
17
13.
8 + 4 =
12
14.
1 + 3 =
4
15.
8 − 7 =
1
16.
2 + 3 =
5
17.
1 + 6 =
7
18.
12 + 3 =
15
19.
3 + 1 =
4
20.
9 + 7 =
16

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Frequently asked questions

What math skills are on these 1st grade worksheets?: Each sheet draws from adding within 20, subtracting within 20 and tens-and-ones place value — the core skills most 1st grade curricula cover.
Can I focus on one skill instead of mixed review?: Yes. Use the skill selector to lock the worksheet to a single skill, or leave it on mixed review for spiral practice.
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.