Grade 3 · Math · Challenge
Free Missing Factors worksheet - version 15
Find the unknown factor in multiplication equations. This printable version includes 14 grade-appropriate questions and a separate answer sheet.
Missing Factors
Grade 3 · Stretch challenge · 14 questions · Version PG-17EIUL1-7PG0
1.
330 x __ = 2970
2.
73 x __ = 365
3.
85 x __ = 850
4.
194 x __ = 1358
5.
402 x __ = 4422
6.
476 x __ = 952
7.
365 x __ = 3285
8.
371 x __ = 1855
9.
314 x __ = 3140
10.
494 x __ = 1482
11.
418 x __ = 3762
12.
293 x __ = 2637
13.
430 x __ = 5160
14.
393 x __ = 3144
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 15
- 330 x __ = 29709
- 73 x __ = 3655
- 85 x __ = 85010
- 194 x __ = 13587
- 402 x __ = 442211
- 476 x __ = 9522
- 365 x __ = 32859
- 371 x __ = 18555
- 314 x __ = 314010
- 494 x __ = 14823
- 418 x __ = 37629
- 293 x __ = 26379
- 430 x __ = 516012
- 393 x __ = 31448
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.