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Multiplication Facts: 2s, 5s, and 10s

Grade 3 · Stretch challenge · 14 questions · Version PG-11UJGZO-7PG0

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1.221 x 10 =
2.320 x 12 =
3.46 x 3 =
4.54 x 9 =
5.475 x 2 =
6.164 x 8 =
7.412 x 8 =
8.197 x 4 =
9.379 x 2 =
10.290 x 2 =
11.262 x 2 =
12.113 x 5 =
13.139 x 8 =
14.364 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 16
  1. 221 x 10 =2210
  2. 320 x 12 =3840
  3. 46 x 3 =138
  4. 54 x 9 =486
  5. 475 x 2 =950
  6. 164 x 8 =1312
  7. 412 x 8 =3296
  8. 197 x 4 =788
  9. 379 x 2 =758
  10. 290 x 2 =580
  11. 262 x 2 =524
  12. 113 x 5 =565
  13. 139 x 8 =1112
  14. 364 x 2 =728

Worked example

5 x 7 = 35. Count by fives seven times.

Common mistake

Adding the two factors instead of multiplying them.

Helpful hint

Use skip-counting patterns you already know.