Place Value Addition

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Date:

📚 Part 1: Multiple Choice

WALT: Use place-value partitioning to add 3-digit and 2-digit numbers without regrouping.

1. Which shows the correct place-value partitioning for 321 + 45?

300 + 20 + 1 + 40 + 5

300 + 21 + 45

321 + 40 + 5

300 + 200 + 20 + 1

2. What is 402 + 36? (Use place-value thinking)

438

448

426

408

3. Which addition problem uses no regrouping?

478 + 21

499 + 12

387 + 45

4. Check all that apply: Which describe place-value partitioning?

Add hundreds with hundreds, tens with tens, ones with ones

Write each number as hundreds + tens + ones

Always exchange 10 tens for 1 hundred (needed for every addition)

Use base-10 blocks or a place-value chart to show groups

✏️ Part 2: Short Answers

WALT: Explain addition strategies using place-value language (hundreds, tens, ones).

5. Use partitioning and show each step to solve: 321 + 45 = ________

Explain in one sentence how you added the tens and ones:

6. Word problem: The classroom bought 256 new books and the library gave them 34 more books. Use place-value partitioning to find the total number of books. Show your working.

7. Write the expanded addition sentence and answer for 503 + 26.

Draw base-10 blocks or a place-value chart to show your thinking (simple sketch):

8. Extension challenge (advanced learners): Create your own 3-digit + 2-digit addition that has no regrouping. Write it here and solve it:

Dyslexia-friendly option: Use the maths-work boxes to write one place-value step per line. Colour overlays or a partner read-aloud may help if needed.

Differentiation notes for the teacher: Provide base-10 blocks and place-value charts for students who need support. Offer larger numbers or a regrouping challenge to advanced learners. Encourage students to use the vocabulary: hundreds, tens, ones, put together, no regrouping.