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Multi-Digit Addition & Subtraction (Mixed Review) — Easy Worksheet 2
Grade 3 · MathSheets Name: ____________________ Date: __________
Solve each problem.
How to solve
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Example
238 + 191 = ___
Answer: 429
Not quite. The answer is
💡 Ones: 5 + 2 = 7. Tens: 1 + 0 = 1. Hundreds: 1 + 2 = 3. So 115 + 202 = 317.
✓ Correct!
Not quite. The answer is
💡 Ones: 5 + 2 = 7. Tens: 1 + 0 = 1. Hundreds: 1 + 2 = 3. So 115 + 202 = 317.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
204 + 297 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
Not quite. The answer is
💡 Ones: 6 − 5 = 1. Tens: 4 is less than 9, so regroup 1 from the hundreds. Now 14 − 9 = 5. Hundreds: the 3 is now 2. 2 − 2 = 0. So 346 − 295 = 51.
✓ Correct!
Not quite. The answer is
💡 Ones: 6 − 5 = 1. Tens: 4 is less than 9, so regroup 1 from the hundreds. Now 14 − 9 = 5. Hundreds: the 3 is now 2. 2 − 2 = 0. So 346 − 295 = 51.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
106 + 333 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
Not quite. The answer is
💡 Ones: 0 + 4 = 4. Tens: 3 + 4 = 7. Hundreds: 3 + 2 = 5. So 330 + 244 = 574.
✓ Correct!
Not quite. The answer is
💡 Ones: 0 + 4 = 4. Tens: 3 + 4 = 7. Hundreds: 3 + 2 = 5. So 330 + 244 = 574.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
349 + 153 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
Not quite. The answer is
💡 Ones: 7 − 7 = 0. Tens: 7 − 3 = 4. Hundreds: 2 − 2 = 0. So 277 − 237 = 40.
✓ Correct!
Not quite. The answer is
💡 Ones: 7 − 7 = 0. Tens: 7 − 3 = 4. Hundreds: 2 − 2 = 0. So 277 − 237 = 40.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
101 + 318 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
Not quite. The answer is
💡 Ones: 4 + 3 = 7. Tens: 6 + 3 = 9. Hundreds: 2 + 3 = 5. So 264 + 333 = 597.
✓ Correct!
Not quite. The answer is
💡 Ones: 4 + 3 = 7. Tens: 6 + 3 = 9. Hundreds: 2 + 3 = 5. So 264 + 333 = 597.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
193 + 105 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
Not quite. The answer is
💡 Ones: 4 − 3 = 1. Tens: 4 − 2 = 2. Hundreds: 2 − 2 = 0. So 244 − 223 = 21.
✓ Correct!
Not quite. The answer is
💡 Ones: 4 − 3 = 1. Tens: 4 − 2 = 2. Hundreds: 2 − 2 = 0. So 244 − 223 = 21.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
144 + 310 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
Not quite. The answer is
💡 Ones: 5 + 8 = 13. Write 3 and carry 1 to the tens. Tens: 8 + 3 + 1 = 12. Write 2 and carry 1 to the hundreds. Hundreds: 1 + 3 + 1 = 5. So 185 + 338 = 523.
✓ Correct!
Not quite. The answer is
💡 Ones: 5 + 8 = 13. Write 3 and carry 1 to the tens. Tens: 8 + 3 + 1 = 12. Write 2 and carry 1 to the hundreds. Hundreds: 1 + 3 + 1 = 5. So 185 + 338 = 523.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
258 + 280 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
Not quite. The answer is
💡 Ones: 2 is less than 8, so regroup 1 from the tens. Now 12 − 8 = 4. Tens: the 4 is now 3. 3 − 3 = 0. Hundreds: 2 − 2 = 0. So 242 − 238 = 4.
✓ Correct!
Not quite. The answer is
💡 Ones: 2 is less than 8, so regroup 1 from the tens. Now 12 − 8 = 4. Tens: the 4 is now 3. 3 − 3 = 0. Hundreds: 2 − 2 = 0. So 242 − 238 = 4.
💡 How to solve: Multi-Digit Addition & Subtraction (Mixed Review)
Line up the ones, tens and hundreds. Work from right to left, carrying when a column adds to 10 or more, and borrowing when the top digit is too small to subtract.
Try a similar one
121 + 212 = ___
✓ You've got it! Press Next to keep going. Not yet — the answer is . Read the steps above once more.
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Multi-Digit Addition & Subtraction (Mixed Review) — Easy Worksheet 2
Solve each problem.