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Missing Factors

Grade 3 · Building confidence · 14 questions · Version PG-1VK6KP8-NLI8

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

117 x __ = 468

2.

44 x __ = 440

3.

30 x __ = 60

4.

51 x __ = 612

5.

118 x __ = 826

6.

124 x __ = 744

7.

23 x __ = 161

8.

21 x __ = 84

9.

11 x __ = 121

10.

53 x __ = 636

11.

25 x __ = 150

12.

23 x __ = 230

13.

111 x __ = 888

14.

76 x __ = 304

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 18
  1. 117 x __ = 4684
  2. 44 x __ = 44010
  3. 30 x __ = 602
  4. 51 x __ = 61212
  5. 118 x __ = 8267
  6. 124 x __ = 7446
  7. 23 x __ = 1617
  8. 21 x __ = 844
  9. 11 x __ = 12111
  10. 53 x __ = 63612
  11. 25 x __ = 1506
  12. 23 x __ = 23010
  13. 111 x __ = 8888
  14. 76 x __ = 3044

Worked example

7 x __ = 42. Since 42 / 7 = 6, the missing factor is 6.

Common mistake

Multiplying the known factor and product together.

Helpful hint

Use the related division fact.