20 problems · with answer key
Addition within 20
sums within 20
- 1.
3 + 8 = ____
- 2.
6 + 7 = ____
- 3.
5 + 7 = ____
- 4.
6 + 9 = ____
- 5.
5 + 8 = ____
- 6.
5 + 9 = ____
Grade 1 · Free PDF · Answer keys
Eight free sheets for the first-grade year. Each one is a printable US Letter PDF with 20 problems and an answer key. The problems are also written out here, so you can read a sheet before you download it.
These are free printable first grade math worksheets. The first three are the addition, subtraction, and make-ten sets. Nothing on this page is behind an account.
20 problems · with answer key
sums within 20
3 + 8 = ____
6 + 7 = ____
5 + 7 = ____
6 + 9 = ____
5 + 8 = ____
5 + 9 = ____
20 problems · with answer key
differences within 20
15 - 6 = ____
14 - 12 = ____
11 - 1 = ____
16 - 15 = ____
20 - 17 = ____
20 - 4 = ____
20 problems · with answer key
partners that make 10, including 0 and 10
0 + ____ = 10
10 + ____ = 10
10 = 5 + ____
____ + 4 = 10
____ + 1 = 10
____ + 6 = 10
20 problems · with answer key
two-digit tens and ones
57 = ____ tens and ____ ones.
95 = ____ tens and ____ ones.
15 = ____ tens and ____ ones.
20 problems · with answer key
shape names, sides, and corners
A circle is colored green. Is it a triangle?
How many straight sides does a triangle have?
Name this shape.
20 problems · with answer key
time to the hour
Write the time. Short hand on 3, long hand on 12.
The short hand points to 10. The long hand points to 12. What time is it?
The short hand points to 3. The long hand points to 12. What time is it?
20 problems · with answer key
coin totals within 100 cents
How many cents in all? 4 dimes, 1 nickel, and 2 pennies.
How many cents in all? 2 dimes and 6 pennies.
How many cents in all? 2 quarters, 3 dimes, and 2 nickels.
20 problems · with answer key
add and subtract word problems within 20
Jade has 6 stickers. Leo gives Jade 2 more stickers. How many stickers does Jade have now?
Nora has 12 cards and gives away 5 of them. How many are left?
Amina has 17 blocks and gives away 10 of them. How many are left?
Addition within 20. Sums are 20 or less. About half of the facts use two one-digit numbers that cross 10. A smaller group uses a teen number. The rest stay at 10 or under. Missing addends within 20. The total and one addend are printed. Every total is 20 or less.
Subtraction within 20. About half of the problems start at 10 or less. The rest start from 11 to 20. Related subtraction facts. Each line shows an addition fact, then asks for the matching subtraction.
Partners that make 10. Partners for 0 through 10. Zero and 10 are both on the sheet. Make a ten, then add. Both numbers are one digit, the first is 6 to 9, and the sum crosses 10.
Tens and ones. Break apart numbers from 10 to 99. Some end in 0. Build the number. The tens and ones are given. Write the two-digit number. Some have 0 ones.
Sides and corners. Name some drawings, count sides or corners, and decide whether color or turning changes a shape. Halves and fourths. Circles and rectangles are split into 2 or 4 equal shares.
Time to the hour. The long hand is on 12. Every time is on the hour. Time to the half hour. The long hand is on 6. Every time is half past the hour.
Counting coins. Pennies, nickels, dimes, and quarters. Each total is 100 cents or less. How many cents short?. A price and some coins are given. The coins are worth less than the price.
Add and subtract word problems. About half of the stories add. The rest ask how many are left. Numbers stay within 20. Compare word problems. How many more, or how many fewer. Numbers stay within 20.
A math worksheet for first graders, and math worksheets for first graders, are the same thing here: a page a child can finish, with the answers kept for you. Every file is a free printable PDF. The answer key is page 2. The printer-friendly view has no ads. Open a skill page when you want the second sheet for that skill.
Grade 1 · 8 worksheets · 20 problems each · includes answer key · CCSS 1.OA, 1.NBT, 1.MD, 1.G
Counting coins is on the money page. Its Common Core code is 2.MD.C.8, a grade 2 standard that a lot of first-grade classes still teach. It is not listed as 1.MD.
Get all 8 first-grade skill packs
Yes. All 8 sheets on this page are free to print, and so is the second sheet on each skill page. No account.
Yes. The key is on page 2 of the PDF, and the same answers are under the problems on the skill page. Keep it for yourself.
Addition, subtraction, make ten, and word problems use 1.OA. Place value uses 1.NBT.B.2. Telling time uses 1.MD.B.3. Shapes use 1.G.A.1 and equal shares use 1.G.A.3. Counting coins uses 2.MD.C.8.
Yes. Print a copy for each child or send the PDF home. Do not resell the files or upload them to a worksheet store as your own product.
No. The 160 problems on this page are the same ones tomorrow. Each skill page has a second sheet, and that one stays put too.