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Times tens: 3rd grade math

Multiply one-digit by multiples of 10. A free 3rd grade lesson plan, a question set with answers and a printable sheet with its key. Copy it and make it yours.

Lesson plan

Goal

  • Students can do this: multiply one-digit by multiples of 10.

Teach (10 min)

  • 40 is 4 tens. So 6 × 40 is 6 × 4 = 24 tens.
  • 24 tens is 240.
  • Work one example on the board while students say each step aloud, then do one together.

Practise (15 min)

  • Students work the printable sheet in pairs, then alone.
  • Or practise it as a game with no sign-up: https://peabody.kids/math/whole.timesTens?lesson=3-times-tens&at=3

Exit ticket (5 min)

  • Three questions on a slip:
  • 1. 3 × 10 = ?
  • 2. 8 × 10 = ?
  • 3. 3 × 10 = ?

Question set

10 questions that read in words, easiest first. Questions that need a picture are on the printable sheet below.

  1. 3 × 10 = ?
  2. 8 × 10 = ?
  3. 3 × 10 = ?
  4. 3 × 10 = ?
  5. 8 × 10 = ?
  6. 5 × 10 = ?
  7. 4 × 10 = ?
  8. 9 × 20 = ?
  9. 6 × 20 = ?
  10. 6 × 20 = ?
Answers
  1. 30
  2. 80
  3. 30
  4. 30
  5. 80
  6. 50
  7. 40
  8. 180
  9. 120
  10. 120

Printable sheet

Name: ____________________   Date: ____________

Times tens (3rd grade)

  1. 5 × 10 = ?
  2. 2 × 10 = ?
  3. 4 × 10 = ?
  4. 5 × 10 = ?
  5. 8 × 20 = ?
  6. 8 × 20 = ?
  7. 4 × 40 = ?
  8. 3 × 40 = ?
  9. 4 × 40 = ?
  10. 5 × 20 = ?
  11. 4 × 70 = ?
  12. 3 × 50 = ?
Key
  1. 50
  2. 20
  3. 40
  4. 50
  5. 160
  6. 160
  7. 160
  8. 120
  9. 160
  10. 100
  11. 280
  12. 150

Written by Peabody from its own skill pages. Free, no ads, no sign-in. Children can practise this on Peabody. More from teachers: teacher-shared resources.