Number 20 Math Worksheet for Early Learners

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Instructions

  1. Solve each problem carefully and show your work when needed.
  2. Read every real-world situation before choosing an operation.
  3. Use the example row in the table as a guide.
  4. Complete questions 1–20 in order. The questions become more challenging.
  5. Try the optional challenge after finishing the main worksheet.

Part 1: Number Sense

  1. Write the number that comes before 47: __

  2. Write the number that comes after 89: __

  3. Circle the greater number: 56 or 65

  4. Write 73 in expanded form: ____

  5. What is the value of the digit 8 in 284? __

Part 2: Adding and Subtracting

  1. Solve: 24 + 35 = __

  2. Solve: 86 − 42 = __

  3. Solve: 137 + 246 = __

  4. Solve: 504 − 278 = __

  5. A library has 128 fiction books and 96 nonfiction books. How many books are there altogether?

Answer: __ books

Part 3: Multiplication and Division

  1. Solve: 4 × 6 = __

  2. Solve: 7 × 8 = __

  3. Solve: 36 ÷ 4 = __

  4. A teacher places 24 pencils equally into 6 cups. How many pencils go in each cup?

Answer: __ pencils per cup

  1. There are 5 boxes with 9 crayons in each box. How many crayons are there altogether?

Answer: __ crayons

Part 4: Money and Time

  1. You have $10.00 and spend $6.75. How much money remains?

Answer: $__

  1. A snack costs $2.50. You pay with $5.00. How much change should you receive?

Answer: $__

  1. A class begins at 9:00 a.m. and ends at 10:30 a.m. How long is the class?

Answer: __

Part 5: Organize and Explain

Use the example row to complete the table. Write the operation and solve the problem.

Real-world problem Operation Answer
Example: 3 bags with 4 apples in each bag 3 × 4 12 apples
5 tables with 4 chairs at each table
72 stickers shared equally among 8 students
Maya has 45 cards and gives away 17
A store sells 28 red balloons and 36 blue balloons
6 shelves with 7 books on each shelf
  1. Look at the completed table. Which problem uses subtraction? Explain how you know.
  1. Create your own real-world math problem using multiplication or division. Then solve it.

My problem: __

My equation: _____

My answer: __

Optional Challenge

A school orders 8 boxes of markers. Each box contains 12 markers. The school gives 15 markers to one classroom and shares the rest equally among 3 other classrooms. How many markers does each of the 3 classrooms receive?

Show your work:

Answer: __ markers per classroom

Answer Key

  1. 46
  2. 90
  3. 65
  4. 70 + 3
  5. 80
  6. 59
  7. 44
  8. 383
  9. 226
  10. 224 books
  11. 24
  12. 56
  13. 9
  14. 4 pencils per cup
  15. 45 crayons
  16. $3.25
  17. $2.50
  18. 1 hour and 30 minutes

Table answers:

Real-world problem Operation Answer
5 tables with 4 chairs at each table 5 × 4 20 chairs
72 stickers shared equally among 8 students 72 ÷ 8 9 stickers per student
Maya has 45 cards and gives away 17 45 − 17 28 cards
A store sells 28 red balloons and 36 blue balloons 28 + 36 64 balloons
6 shelves with 7 books on each shelf 6 × 7 42 books

  1. The problem about Maya's cards uses subtraction because cards are being taken away.

  2. Answers will vary. The problem must use multiplication or division and include a correct solution.

Optional Challenge: 27 markers per classroom. There are 8 × 12 = 96 markers. After giving away 15, 81 remain. Then 81 ÷ 3 = 27.

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