Grade 3

Subtraction Within 1000 with Regrouping Worksheets

Three-digit subtraction with borrowing, with room for the in-between steps.

Free printable PDF · answer key included · new problems every time

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  1. 1.528 − 509 =
  2. 2.692 − 263 =
  3. 3.716 − 687 =
  4. 4.451 − 287 =
  5. 5.910 − 101 =
  6. 6.881 − 829 =
  7. 7.792 − 453 =
Show answers

1) 19 · 2) 429 · 3) 29 · 4) 164 · 5) 809 · 6) 52 · 7) 339

How to explain it to your child

Column by column. If the top digit is too small, borrow from the next column.

  1. Write the numbers in columns. — 523 − 178
  2. Ones: 3 − 8 doesn't work. Borrow 1 ten: 2 tens become 1, 3 ones become 13. — 13 − 8 = 5
  3. Tens: 1 − 7 doesn't work. Borrow 1 hundred. — 11 − 7 = 4
  4. Hundreds: 4 − 1. — = 3

Example: 523 − 178 = 345.

This is the borrowing (decomposition) method. Some schools teach a different written method — use whichever your child's teacher uses.

Every sheet has a QR code: if your child gets stuck, they scan it and get this explanation step by step — without giving the answer away.

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Yes. “New problems” makes a fresh sheet on the same topic every time — different numbers, same level.

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Subtraction Within 1000 with Regrouping Worksheets, Grade 3 – Free PDF with Answers