Grade 1 Addition & Subtraction Within 20 Worksheets

Grade 1 Addition & Subtraction Within 20 Worksheets – Printable PDFs

Interactive Learning with Grade 1 Addition & Subtraction Within 20 Worksheets

Grade 1 Addition & Subtraction Within 20 Worksheets help children strengthen their basic arithmetic skills through engaging activities. These worksheets focus on simple math problems that encourage quick thinking and logical reasoning. Moreover, they provide a strong foundation for future math topics. Therefore, practicing with Grade 1 Worksheets improves accuracy and confidence.

Why Use Grade 1 Math Worksheets ?

Teachers and parents love these Grade 1 Worksheets because they make learning both fun and effective. In addition, students enjoy colorful exercises, number lines, and real-life word problems. As a result, children learn to add and subtract fluently while developing problem-solving skills. Regular practice leads to steady improvement in number fluency.

Grade 1 Addition & Subtraction Within 20 Worksheets — Mixed Operations Printable PDFs

Grade 1 Addition & Subtraction Within 20 Worksheets

Category: Numbers & Operations
Sub Category: Mixed Operations within 20

Name: _________________ Date: _________________

  1. Solve the addition problem.
    7 + 5 =
    Solution: 7 + 5 = 12
  2. Count the dots and add.
    8 + =
    Solution: 8 + 2 = 10 (8 dots shown, 2 more needed to make 10)
  3. Solve the subtraction problem.
    15 – 6 =
    Solution: 15 – 6 = 9
  4. Use the picture to write an addition sentence.
    + =
    Solution: 5 + 3 = 8 (5 red dots + 3 blue dots = 8 total dots)
  5. Solve the addition problem.
    12 + 4 =
    Solution: 12 + 4 = 16
  6. Count the stars and subtract.
    ★ ★ ★ ★ ★ ★
    10 – =
    Solution: 10 – 4 = 6 (6 stars shown, so 4 were taken away from 10)
  7. Solve the subtraction problem.
    18 – 9 =
    Solution: 18 – 9 = 9
  8. Use the picture to write a subtraction sentence.
    – =
    Solution: 8 – 3 = 5 (5 green dots shown, so 3 were taken away from 8)
  9. Solve the addition problem.
    9 + 8 =
    Solution: 9 + 8 = 17
  10. Count the circles and write the addition sentence.
    + =
    Solution: 5 + 4 = 9 (9 yellow circles total, can be split as 5 + 4)

Quiz Results

Correct Answers: 0 out of 10

Incorrect Answers: 0 out of 10

Percentage Score: 0%

Total Marks: 0 out of 20

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