Add a 2-digit number and a 1-digit number, missing addend
Browse 15 free printable Add a 2-digit number and a 1-digit number, missing addend worksheets for Grade 2 Math. These Addition worksheets are designed to give students targeted practice and build confidence in math.
Worksheets are available at multiple difficulty levels — Easy, Medium, and Hard — so you can meet every student where they are. Each worksheet is an instant PDF download: print as many copies as you need for your classroom, tutoring sessions, or home practice at no cost.
Whether you're a teacher looking for addition practice problems, a homeschool parent building a Grade 2 curriculum, or a tutor helping a student catch up, these free printable worksheets are ready to use today.
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| # | Worksheet | Questions | Actions |
|---|---|---|---|
| Easy(2-digit to 50, find missing) | |||
| 1 | 20 questions | ||
| 2 | 20 questions | ||
| 3 | 20 questions | ||
| 4 | 20 questions | ||
| 5 | Pro | 20 questions | |
| Medium(2-digit to 90, find missing) | |||
| 1 | 20 questions | ||
| 2 | 20 questions | ||
| 3 | 20 questions | ||
| 4 | 20 questions | ||
| 5 | Pro | 20 questions | |
| Hard(2-digit 46–90, find missing) | |||
| 1 | 20 questions | ||
| 2 | 20 questions | ||
| 3 | 20 questions | ||
| 4 | 20 questions | ||
| 5 | Pro | 20 questions | |
Prerequisites
Practice Questions
- 34 + ? = 38
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4
- 52 + ? = 55
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3
- 27 + ? = 29
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2
- 61 + ? = 68
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7
- 45 + ? = 49
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4
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Teacher Resources
Teaching Notes
Emphasize using the relationship between addition and subtraction to find the missing addend. Encourage mental math strategies like counting on or subtracting from the sum. Discuss place value alignment.
Vocabulary
Common Mistakes
- Adding the given numbers instead of finding the difference.
- Incorrectly calculating the difference when subtracting to find the missing addend.
- Misunderstanding which number is the sum versus an addend.
Differentiation
Discussion Questions
- How can you use subtraction to help you solve these addition problems?
- What strategy did you use to find the missing number?
- How can you check if your answer is correct?
Extension Activities
- Use fact families.
- Work backward from the sum.
- Use manipulatives.
Parent Tip
Use a number line to find the distance between numbers.
Learning Path
Skill Cluster
Number Sense & Operations
Estimated Time
15 minutes