1 more, 1 less & 10 more, 10 less – 1st Grade Math – 1.NBT.C.5 | 1.NBT.C.6

⭐️This math unit teaches 1st grade students adding and subtracting 1 and 10 from any given number by breaking down how to mentally find 10 more or 10 less than a two-digit number, subtracting multiples of 10 in the range of 10-90 from multiples of 10 in the range of 10-90, how to use concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction to build strong number sense. Students will engage in explaining their reasoning around utilizing 1 more, 1 less and 10 more, 10 less and will relate their strategy to a written method and explain the reasoning used. Students will master adding and subtracting 1 and 10 with targeted worksheets, an engaging mini-book, center activities, and games! This unit also includes a pedagogical breakdown explaining the skill of 1 more, 1 less and 10 more, 10 less, lesson plans, anchor charts, an original song, countless worksheets, and an assessment to allow your students’ many opportunities to develop, reinforce, and review their 1 more, 1 less and 10 more, 10 less skills.

⭐️This unit is aligned to common core standards 1.NBT.C.5 & 1.NBT.C.6 and Florida B.E.S.T. MA.1.NSO.2.3. If you do not use Common Core, this packet is still perfect for teaching 1st grade adding and subtracting 1 and 10 skills.

⭐️ Highly engaging and comprehensive! Students will love singing and dancing to our original song and video, then engaging in fun themed and rigorous worksheets. Their confidence and independence will grow as they grasp the skills in the scaffolded worksheets, followed by reviewing with a game and showing off their knowledge in the unit quiz.

Teachers Just ❤️LOVE❤️ This Resource:

★ Maribel M. said, “It is awesome easy to understand. Students get their own book to work in stations.“

★ Blair B. said, “I don’t know what it is, but making this into books makes my kids so happy and engaged in the same concepts that they are learning in out class lessons.”

★ Colleen S. said, “My students love the alligators– Great unit.”

What’s Included:

1. Pedagogy
2. Lesson Plans (5 days)
3. Vocabulary Cards
4. Song and Video
5. 1 More, 1 Less Anchor Chart
6. Add and Subtract 1 with Base Ten Blocks
7. Scooping Ones
8. Add and Subtract 1 with Hundreds Chart
9. Add and Subtract 1 Mystery Pictures
10. 10 More, 10 Less Anchor Chart
11. Add and Subtract 10 with Base Ten Blocks
12. Scooping Tens
13. Add and Subtract 10 with Hundreds Chart
14. Adding and Subtracting One and Ten: Hundreds Chart
15. Adding and Subtracting One and Ten: Place Value Chart
16. Add and Subtract 1 Mystery Pictures
17. Problem Solvers
18. Adding & Subtracting 1 or 10 Quiz

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Related Product(s):

Comparing Numbers Greater Than Less Than – 1st Grade