Place value - Numbers to 20
- Count within 20
- Understand 10
- Understanding 11, 12 and 13
- Understanding 14, 15 and 16
- Understanding 17, 18 and 19
- Understand 20
- One more and one less
- The number line to 20
- Use a number line to 20
- Estimate on a number line to 20
- Compare numbers to 20
- Order numbers to 20
Addition and subtraction (within 20)
- Adding and counting on within 20
- Add ones using number bonds
- Find and make number bonds to 20
- Doubles
- Near doubles
- Subtracting ones using number bonds
- Subtraction - counting back
- Subtraction - finding the difference
- Related facts
- Missing number problems