🔢 Part 1: Subitising Practice

1. Look at these dot patterns. Circle how many you see without counting:

Pattern A: • • •

2

3

4

2. Look at this pattern. Circle how many you see:

Pattern B: • • • • •

4

5

6

🧩 Part 2: Partitioning Numbers to 10

3. Complete these number partitions. Fill in the missing parts:

5 = 2 + ______

5 = 3 + ______

5 = 1 + ______

4. Show different ways to partition 8. Draw circles or write numbers:

8 = ____ + ____

5. Circle all the ways to make 10:

5 + 5

6 + 4

7 + 2

8 + 2

9 + 1

🎯 Part 3: Partitioning Numbers to 20

6. Complete these partitions for 15:

15 = 10 + ______

15 = 8 + ______

15 = 12 + ______

7. Find three different ways to partition 20:

8. What do you notice about these number pairs? Explain:

7 + 13 = 20

13 + 7 = 20

🔍 Part 4: Patterns and Connections

9. Match each whole number with its correct parts:

1. Number 6

2. Number 9

3. Number 12

A. 5 + 4

B. 4 + 2

C. 7 + 5

10. Look at this partition pattern. Fill in the missing numbers:

10 = 1 + 9

10 = 2 + ____

10 = 3 + ____

10 = 4 + ____

10 = ____ + 5

11. Draw a picture to show how 14 can be split into two parts. Use circles, dots, or shapes:

My partition: 14 = ____ + ____

💭 Part 5: Thinking About Parts and Wholes

12. True or False? Circle your answer:

When you add two parts together, you always get the whole number.

True

False

13. Explain how partitioning helps you understand numbers better:

14. Challenge: Can you find all the ways to partition 7? Write them here:

Number Partitioning Practice

Number Partitioning Practice

🔢 Part 1: Subitising Practice

🧩 Part 2: Partitioning Numbers to 10

🎯 Part 3: Partitioning Numbers to 20

🔍 Part 4: Patterns and Connections

💭 Part 5: Thinking About Parts and Wholes

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