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Year 3 Addition Subtraction

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Year 3 Addition Subtraction worksheet preview
Year 3 Addition Subtraction

Year 3 Addition Subtraction

Addition and subtraction worksheet illustration

🧮 Part 1: Addition Problems

1. Solve these addition problems:

a) 125 + 48 = _______

b) 267 + 139 = _______

c) 354 + 276 = _______

d) 189 + 445 = _______

2. Word Problem: Sarah has 156 stickers. Her friend gives her 89 more stickers. How many stickers does Sarah have altogether?
3. Add these three numbers: 124 + 67 + 215 = _______

➖ Part 2: Subtraction Problems

4. Solve these subtraction problems:

a) 345 - 128 = _______

b) 502 - 267 = _______

c) 634 - 189 = _______

d) 800 - 356 = _______

5. Word Problem: There were 428 students at school today. 159 students went home for lunch. How many students stayed at school for lunch?
6. What is the difference between 567 and 289?

🔄 Part 3: Mixed Addition and Subtraction

7. Circle the correct answer for each problem:

156 + 247 = ?

393

403

413

524 - 168 = ?

356

366

346

8. Fill in the missing numbers:

a) 234 + _______ = 567

b) _______ - 145 = 289

c) 378 + 156 = _______

d) 642 - _______ = 287

💰 Part 4: Money Problems

9. Money Addition: Tom has $3.45 and finds $2.78 on the ground. How much money does he have now?
10. Money Subtraction: Emma had $8.50. She bought a toy for $3.25. How much money does she have left?
11. Shopping Problem: Mum buys groceries costing $24.80, $15.60, and $8.45. What is the total cost?

🧠 Part 5: Challenge Problems

12. Two-step problem: A library had 456 books. They bought 178 new books, then gave away 89 old books. How many books does the library have now?
13. Check all the correct answers:

Which of these equal 400?

250 + 150

600 - 200

300 + 90

500 - 100

14. Create your own word problem using addition or subtraction, then solve it:

Answer: ___________

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