← Back to the activity

Grade 2 Math — Subtracting 3-digit numbers

Take one number up to 999 away from another, borrowing a ten or a hundred where you need to.

Name: ________________________

  1. 1.Put these subtractions in order, smallest answer first.

    • 600 - 250
    • 300 - 250
    • 500 - 350
    • 400 - 300

  2. 2.472 - 128 = ?

  3. 3.Tap where 480 - 30 lands.

    Mark the line with an X.

    400420440460480500

  4. 4.Sort each subtraction by whether the ones column has to borrow a ten.

    Groups: No borrowing · Borrowing needed

    • 472 - 128
    • 365 - 140
    • 641 - 129
    • 586 - 243

  5. 5.A shelf has 240 books and 115 are taken away. How many books are left?

  6. 6.Tap where 700 - 350 lands.

    Mark the line with an X.

    250300350400450

  7. 7.365 - 140 = ?

    • a) 245
    • b) 235
    • c) 225
    • d) 215

  8. 8.586 - 243 = ?

Answer key — Grade 2 Math — Subtracting 3-digit numbers

  1. 1. 1. 300 - 250 2. 400 - 300 3. 500 - 350 4. 600 - 250
  2. 2. 344
  3. 3. 450
  4. 4. 586 - 243 → No borrowing; 472 - 128 → Borrowing needed; 365 - 140 → No borrowing; 641 - 129 → Borrowing needed
  5. 5. 125
  6. 6. 350
  7. 7. c) 225
  8. 8. 343