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Unit 4
Addition and Subtraction Concepts
Mastering the fundamentals of combining and separating quantities
K-2Mathematics30 daysbeginner
10-12 hours total
~20 minutes per day
Recommended Prerequisites
Students should be comfortable with:
- Complete Unit 3 (or understand numbers 0-20)
- Ability to count forward and backward
- Understanding of 'more' and 'less'
What You'll Achieve
- Add and subtract within 20 fluently
- Understand the relationship between addition and subtraction
- Solve word problems using addition and subtraction
- Use fact families to practice operations
- Apply addition and subtraction strategies
Daily Content
Week 1
Week 2
Week 3
Week 4
All Days