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➕ 2nd grade math · Add & Subtract

Story problems to 100

Write the number sentence with a ? for the missing number. Add to find a total. Subtract to find a part or a difference.

Worked example

A shelf has 89 books. Then 26 books are taken off the shelf. How many books are left?
Answer: 63
Write it as a number sentence: 89 − 26 = ?. Find the missing number: 63. Answer: 63.

For grown-ups: One- and two-step word problems within 100. Below: three problems to try with the worked answers, and a free printable sheet. Children can practise the same skill as a game, with no sign-up and no ads.

  • CCSS 2.OA.A.1
What this practises, for teachers

Practices one- and two-step word problems within 100 (2.OA.A.1). A printable sheet with its answer key, worked answers on the page, no accounts.

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For your class

🖨️ Printable sheet and key

On the board with this skill:

More printables, with answer keys, for this grade:

Try three

  1. A big jar has 18 marbles. A small jar has 40 marbles. How many marbles are there in all?
    Show the answer and how
    Answer: 58
    Write it as a number sentence: 18 + 40 = ?. Put the two numbers together: 18 + 40 = 58. Answer: 58.
  2. The first pond has 19 ducks. The second pond has 22 ducks. How many ducks are there in all?
    Show the answer and how
    Answer: 41
    Write it as a number sentence: 19 + 22 = ?. Put the two numbers together: 19 + 22 = 41. Answer: 41.
  3. A shelf has 55 books. Then 38 books are taken off the shelf. How many books are left?
    Show the answer and how
    Answer: 17
    Write it as a number sentence: 55 − 38 = ?. Find the missing number: 17. Answer: 17.

Before and after

Learn first: Add with tens and ones (1st)

Name: ____________________Date: ____________Score: ____ / 12

Story problems to 100 (2nd grade)

  1. One basket has 31 apples. Another basket has 32 apples. How many apples are there in all?
  2. A big jar has 43 marbles. A small jar has 31 marbles. How many marbles are there in all?
  3. A bus has 62 riders. Then 25 more riders get on the bus. How many riders are there now?
  4. A bus has 69 riders. Then 14 more riders get on the bus. How many riders are there now?
  5. A team has 67 members. A club has 29 members. How many more members does the team have than the club?
  6. A jar has 88 marbles. Then 22 marbles are taken out of the jar. How many marbles are left?
  7. A bus has 69 riders. Then 45 riders get off the bus. How many riders are left?
  8. A jar has 30 marbles. Then 14 more marbles are dropped into the jar. How many marbles are there now?
  9. A pond has 16 ducks. Then 11 more ducks swim over to the pond. How many ducks are there now?
  10. A long fence has 37 boards. A short fence has 28 boards. How many more boards does the long fence have than the short fence?
  11. A short fence has 20 boards. The long fence has 28 more boards than the short fence. How many boards does the long fence have?
  12. A team has 68 members. A club has 46 members. How many more members does the team have than the club?

Answer key

  1. 63
  2. 74
  3. 87
  4. 83
  5. 38
  6. 66
  7. 24
  8. 44
  9. 27
  10. 9
  11. 48
  12. 22

More 2nd grade skills: all 2nd grade math skills, or every grade at math skills.