Year 3 Addition and Subtraction Word Problems Worksheet — Level 1 — Practice Set 4 — Answers
Answer sheet with worked solutions for the Year 3 problem solving & word problems worksheet.
Success TutoringWorksheetsAnswer sheetYear 3 · Mathematics · Problem Solving & Word ProblemsYear 3 Addition and Subtraction Word Problems Worksheet — Level 1 — Practice Set 4 — Answers
Read each problem carefully. Decide whether to add or subtract, show your working and write the answer with units.
1.Ethan has 10 shells. Hunter gives Ethan 10 more. How many shells does Ethan have now?
Answer: 20 shells
- 10 + 10 = 20
2.Harper has 9 marbles and Noah has 3 marbles. How many more marbles does Harper have than Noah?
Answer: 6 more
- 9 − 3 = 6
3.Aisha has 7 blocks. Archie gives Aisha 7 more. How many blocks does Aisha have now?
Answer: 14 blocks
- 7 + 7 = 14
4.Priya has 9 apples. Oliver gives Priya 10 more. How many apples does Priya have now?
Answer: 19 apples
- 9 + 10 = 19
5.Mia collected 15 cards on Monday and 8 cards on Tuesday. How many cards did Mia collect altogether?
Answer: 23 cards
- 15 + 8 = 23
6.Mason has 8 marbles and Hunter has 10 marbles. How many more marbles does Hunter have than Mason?
Answer: 2 more
- 10 − 8 = 2
7.Sienna collected 13 stamps on Monday and 7 stamps on Tuesday. How many stamps did Sienna collect altogether?
Answer: 20 stamps
- 13 + 7 = 20
8.Priya has 8 marbles and Olivia has 9 marbles. How many more marbles does Olivia have than Priya?
Answer: 1 more
- 9 − 8 = 1
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.
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