Addition with carry to 1000
Addition with carry to 1000 helps children practise adding three-digit numbers when ones or tens carry over — for example 357 + 286 = 643. Read the short guide and look through the examples before choosing online practice or a printable worksheet.
How to solve this
- Addition with carrying to 1000 can produce carries in both the tens and hundreds columns — track each one carefully.
- Add ones first; carry to tens if the sum ≥ 10. Add tens next; carry to hundreds if sum ≥ 10.
- Check with an estimate: round both numbers to the nearest hundred and confirm the exact answer is close.
Examples
478 + 295 = ?
773
356 + 487 = ?
843