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Missing Factors

Grade 3 · Building confidence · 14 questions · Version PG-1XI3SK1-NLI8

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

16 x __ = 112

2.

98 x __ = 882

3.

17 x __ = 170

4.

101 x __ = 606

5.

20 x __ = 200

6.

11 x __ = 77

7.

59 x __ = 354

8.

103 x __ = 824

9.

70 x __ = 630

10.

17 x __ = 102

11.

66 x __ = 330

12.

13 x __ = 130

13.

79 x __ = 632

14.

47 x __ = 141

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 17
  1. 16 x __ = 1127
  2. 98 x __ = 8829
  3. 17 x __ = 17010
  4. 101 x __ = 6066
  5. 20 x __ = 20010
  6. 11 x __ = 777
  7. 59 x __ = 3546
  8. 103 x __ = 8248
  9. 70 x __ = 6309
  10. 17 x __ = 1026
  11. 66 x __ = 3305
  12. 13 x __ = 13010
  13. 79 x __ = 6328
  14. 47 x __ = 1413

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.