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Two-Digit Multiplication

Grade 5 · Stretch challenge · 10 questions · Version PG-OMZDKN-1JS8

Four children and a teacher collaborate with blocks, patterns, and a notebook.
1.

18 x 10 =

2.

44 x 5 =

3.

50 x 4 =

4.

80 x 3 =

5.

94 x 7 =

6.

80 x 6 =

7.

85 x 8 =

8.

20 x 3 =

9.

39 x 2 =

10.

73 x 2 =

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 20
  1. 18 x 10 =180
  2. 44 x 5 =220
  3. 50 x 4 =200
  4. 80 x 3 =240
  5. 94 x 7 =658
  6. 80 x 6 =480
  7. 85 x 8 =680
  8. 20 x 3 =60
  9. 39 x 2 =78
  10. 73 x 2 =146

Worked example

24 x 36 = 864. Add 24 x 30 and 24 x 6.

Common mistake

Forgetting the zero place holder in the tens partial product.

Helpful hint

Multiply by ones, then tens, then add the partial products.