# Add & Subtract 10 & 100 2nd Grade 2.NBT.B.8 More & Less Mental Math Worksheets

\$4.50

## Description

⭐️This 2nd grade math unit takes adding and subtracting 10 & 100 to new heights! 2nd grade students will add and subtract 10 and 100 from a given number between 100-900 by breaking down strategies of mental addition and mental subtraction. With this complete and comprehensive unit, students will master mentally adding and subtracting 10 & 100 through numerous targeted worksheets, 2 detailed anchor charts, 3 original games and centers, mini-assessments to asses progress, and a comprehensive unit quiz! The original song and video is a great resource to get students moving and excited about learning mental addition and subtraction strategies. With 11 days worth of detailed lesson plans, this addition and subtraction unit also features fun games to play and engaging center activities that can be utilized throughout the year! Everything you need to understand, teach, and engage students is included in this complete unit long set.

⭐️Includes components in both Google Slides and Printable PDF. With this unit, students with develop, practice, reinforce, and review their mental adding and subtracting 10 or 100 from a given number between 100-900 skills.

⭐️This unit is aligned to common core standard 2.NBT.B.8. If you do not use Common Core, this packet is still perfect for teaching 2nd grade students how to mentally add 10 or 100 to a given number 100-900, and mentally subtract 10 or 100 from a given number 100-900.

Teachers Just ❤️LOVE❤️ This Resource:

Zoe G said, “Loved the modeling using base ten blocks. Thanks!

Carolyn G. said, “This is a standard that isn’t easy to find good resources. This one is spot on and priced well. Thank you!”

Rollin R. said, “My students are loving using this resource during math time! Thank you!

What’s Included:

1. Pedagogy
2. 11 Days Worth of Detailed Lesson Plans Targeting Adding/Subtracting 10 & Adding/Subtracting 100
3. Vocabulary
4. Original Subtract and Add Ones and Tens Song & Video
5. Adding & Subtracting 10 Anchor Chart
6. Guided Practice Day 1 Problems
7. Place Value Blocks: Add & Subtract Ten Worksheet
8. Place Value Mat
9. Adding & Subtracting Tens: place Value Chart Worksheet
11. Mini-Assessment Adding and Subtracting 10
12. Guided Practice Day 4 Problems
13. Place Value Blocks: Add & Subtract Ten with 3-Digit Numbers Worksheet
14. Adding and Subtracting Ten with 3-digit Numbers: Place Value Chart Worksheet
15. Hundreds Chart Patterns
16. Model Hundreds Chart Color Patterns
17. Hundred Chart Patterns Color Patterns Worksheets
18. Adding and Subtracting Ten with Hundreds Chart Worksheet
19. Reinforcing Adding & Subtracting 10 Puzzle Game/Center
20. Mini-Assessment Adding and Subtracting 10 with 3-Digit Numbers
21. Adding & Subtracting 100 Anchor Chart
22. Guided Practice Day 8
23. Place Value Blocks: Add & Subtract 100 Worksheet
24. Adding and Subtracting 100: Place Value Chart Worksheet
25. Challenging Add & Subtract 100 Board Game/Center
26. Mini-Assessment: Adding and Subtracting 100
27. Quiz: Adding and Subtracting 10 & 100