1
Add
247 + 136 = __.
How to think about it: Decide which operation the question needs, keep tens/ones or larger place values aligned, and calculate in manageable steps. Check with the inverse operation where possible.
Show answer
Answer: 383
Year 3 Column Addition and Subtraction: Worked Examples
See free Year 3 column addition and subtraction worked examples with clear strategies and answers, aligned to the England primary curriculum.
Four worked examples
Try each question first, then compare the strategy and answer. The aim is to understand the method, not just copy the final result.
2
Add
358 + 275 = __.
How to think about it: Decide which operation the question needs, keep tens/ones or larger place values aligned, and calculate in manageable steps. Check with the inverse operation where possible.
Show answer
Answer: 633
3
Subtract
624 - 281 = __.
How to think about it: Decide which operation the question needs, keep tens/ones or larger place values aligned, and calculate in manageable steps. Check with the inverse operation where possible.
Show answer
Answer: 343
4
Subtract
700 - 356 = __.
How to think about it: Decide which operation the question needs, keep tens/ones or larger place values aligned, and calculate in manageable steps. Check with the inverse operation where possible.
Show answer
Answer: 344