Number bonds

Written by Adi Ackerman, Head Teacher

"Number bonds - sums with 8" is written for 1st Grade (Ages 6-7), and it covers Common Core 1.OA.C.6. If your little one is a year younger but already steady on addition, the page still works. You may just need to read the instructions out loud. And if they are older and number bonds - sums with 8 never quite stuck, this is a short review rather than busywork.

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Number bonds - sums with 8
Number bonds - sums with 8

Write the missing addend that pairs with each number to make 8 Part of our number bonds - sums with 8 addition collection. Aligned to Common Core standards.

How do I use this worksheet?

Before handing out the worksheet, briefly introduce the concept with a short oral warm-up or a visual model on the board. Let students work through the first item together as a class, then finish the rest independently or with a partner, encouraging them to talk through their thinking: "What strategy are you using? How do you know that is right?" After completing the worksheet, review any missed problems together and discuss the reasoning rather than just the answer. For extra support, let students use manipulatives or draw pictures alongside the written problems. These number bonds - sums with 8 worksheets work well as daily practice, homework, or a focused review activity.

What students will practice

  • Students will recognize and apply number bonds - sums with 8 concepts using number lines, ten-frames, and drawn models.
  • Students will solve problems involving number bonds - sums with 8 with increasing accuracy and confidence.
  • Students will connect number bonds - sums with 8 skills to real-world situations and explain their reasoning clearly.


Curriculum Links

Common Core State Standards

Operations and Algebraic Thinking · 1st Grade

1.OA.C.6

Standard: Add and subtract within 20, demonstrating fluency for addition and subtraction within 10. Use strategies such as counting on; making ten; decomposing a number leading to a ten; using the relationship between addition and subtraction; and creating equivalent but easier or known sums.

View all 1.OA.C.6 worksheets →

Find this in the curriculum

Browse the grade, subject, and topic this belongs to.

FAQ

How do I use this number bonds - sums with 8 worksheet?

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Before handing out the worksheet, briefly introduce the concept with a short oral warm-up or a visual model on the board. Let students work through the first item together as a class, then finish the rest independently or with a partner, encouraging them to talk through their thinking: "What strategy are you using? How do you know that is right?" After completing the worksheet, review any missed problems together and discuss the reasoning rather than just the answer. For extra support, let students use manipulatives or draw pictures alongside the written problems. These number bonds - sums with 8 worksheets work well as daily practice, homework, or a focused review activity.

What does this worksheet teach?

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These number bonds - sums with 8 worksheets for 1st grade give students the structured, hands-on practice they need to build confidence and fluency. Students work through a range of problem formats, from visual models and diagrams to written equations and word problems, so they encounter number bonds - sums with 8 from every angle. Each worksheet is designed to build on prior knowledge while introducing the level of challenge appropriate for 1st grade. Practicing number bonds - sums with 8 at this stage strengthens the mathematical foundations that support more advanced concepts in later grades.

Can I use this number bonds - sums with 8 worksheet for homeschool or classroom?

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Yes, both. We made it for 1st Grade addition, and the page works the same whether it lands on a kitchen table or a center rotation. At home, most families go through it together and talk the answers out loud, and that talking is where most of the learning happens with number bonds - sums with 8. In class it runs well as independent work while you pull a small group. Print one copy or thirty, whichever the day needs.

What is a number bond and how does it build addition understanding?

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A number bond shows a whole and its two parts in a connected diagram, making the part-part-whole relationship of addition and subtraction explicit.

Why focus on a specific sum like 8 when practicing number bonds?

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Focusing on one total at a time helps students see all the decompositions of that number systematically, building both fact fluency and flexibility.

How do number bonds for 8 connect to subtraction fact families?

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Every number bond (e.g., 5+3=8) immediately reveals two subtraction facts (8-5=3 and 8-3=5), making it a highly efficient way to learn related facts together.

What addition facts should a first grader know?

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By the end of first grade, students should fluently add within 10 (CCSS 1.OA.C.6) and solve addition problems within 20 using strategies like counting on, making ten, and decomposing numbers. They should also add within 100 using place value understanding (1.NBT.C.4).

How do you teach first graders to add double-digit numbers?

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Start with adding a two-digit number and a one-digit number, then progress to two two-digit numbers. Use place value understanding: add the tens first, then the ones. Base-ten blocks and place value worksheets make this concrete before moving to abstract equations.

What are addition strategies for first grade?

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Key strategies include counting on from the larger number, making a ten (e.g., 8+5 becomes 8+2+3), using doubles (6+6=12) and near-doubles (6+7=6+6+1), and decomposing to known facts. Worksheets that practice each strategy separately help students build fluency.

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Worksheet Details

Grade1st Grade
SubjectMath
TopicAddition
Standard1.OA.C.6
Pages1 page
DifficultyMedium

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