Views
Downloads
Friends of 10 Math Worksheet | Essential Grade 1 Practice
Paste this activity's link or code into your existing LMS (Google Classroom, Canvas, Teams, Schoology, Moodle, etc.).
Students can open and work on the activity right away, with no student login required.
You'll still be able to track student progress and results from your teacher account.
This Grade 1 math worksheet helps students master the "Friends of 10" addition facts using the commutative property. By identifying all pairs of numbers that sum to ten, learners build the essential mental math foundations required for more complex operations. This resource ensures students can fluently add within 10 while understanding relationship-based number patterns.
At a Glance
- Grade: 1 · Subject: Math
- Standard:
1.OA.B.3— Apply commutative properties of addition to solve problems fluently- Skill Focus: Friends of 10 & Commutative Property
- Format: 2 pages · 14 problems · Answer key included · PDF
- Best For: Small group math centers and homework
- Time: 15–20 minutes
The download includes a two-page PDF featuring 12 primary "Friends of 10" addition boxes and a dedicated "Bonus: Missing Friends" section. The first page provides a structured header and a full-page notes area for students to show their work or draw visual representations. The second page contains the main tasks, using colorful visual cues to engage young learners as they write out complete addition sentences. A comprehensive answer key is included for quick grading.
Zero-Prep Workflow
Implementing this activity in your classroom is designed to be effortless. First, print the document (30 seconds). Next, distribute the sheets to your students during your math block (1 minute). Finally, review the sums together using the included key or have students self-check their commutative pairs (5 minutes). This zero-prep design makes it an ideal resource for emergency sub plans or quick morning work.
Standards Alignment
The primary standard addressed is CCSS.MATH.CONTENT.1.OA.B.3. This requires students to apply properties of operations as strategies. This worksheet focuses on the commutative property, showing addend order does not change the sum. It also supports CCSS.MATH.CONTENT.1.OA.C.6. Both codes can be copied into lesson plans or curriculum tools.
How to Use It
Use this worksheet during your "Guided Math" rotation to reinforce the concept of number bonds. Observe students as they fill in the boxes; if a student writes "3 + 7 = 10" and "7 + 3 = 10," they are demonstrating a solid grasp of commutative facts. It also serves as an excellent formative assessment at the end of a unit on addition within ten. Expect most first-grade students to complete the primary tasks in under 20 minutes.
Who It's For
This resource is tailored for first-grade students working on foundational addition fluency. It provides enough scaffolding for students who need visual structure while offering a bonus challenge for those ready for algebraic missing-addend problems. It pairs perfectly with ten-frame manipulatives or a "Friends of 10" anchor chart during direct instruction to help students visualize the combinations.
According to the RAND AIRS 2024 report on elementary mathematics, developing automaticity with sums of ten is a critical predictor of later success in multi-digit addition and subtraction. Research by Fisher & Frey (2014) emphasizes the importance of scaffolds like the commutative property to help students transition from counting-all to more sophisticated mental strategies. This worksheet provides the targeted practice necessary to bridge that gap. By focusing on 1.OA.B.3, teachers ensure that students are not just memorizing isolated facts but are instead recognizing the underlying structure of the base-ten system. This fluency with "Friends of 10" is listed as a priority standard in most state frameworks because it allows students to "make a ten" when solving larger sums later in the curriculum. This printable PDF offers a structured, evidence-based approach to Grade 1 math mastery.
