Grade 3 · Math · Challenge
Free Missing Factors worksheet - version 8
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-1HGL7CD-7PG0
1.
359 x __ = 4308
2.
460 x __ = 920
3.
498 x __ = 3984
4.
37 x __ = 74
5.
394 x __ = 3546
6.
308 x __ = 1540
7.
408 x __ = 4080
8.
245 x __ = 2695
9.
376 x __ = 2256
10.
55 x __ = 660
11.
179 x __ = 358
12.
78 x __ = 936
13.
442 x __ = 4420
14.
289 x __ = 3468
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 8
- 359 x __ = 430812
- 460 x __ = 9202
- 498 x __ = 39848
- 37 x __ = 742
- 394 x __ = 35469
- 308 x __ = 15405
- 408 x __ = 408010
- 245 x __ = 269511
- 376 x __ = 22566
- 55 x __ = 66012
- 179 x __ = 3582
- 78 x __ = 93612
- 442 x __ = 442010
- 289 x __ = 346812
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.