Endless Math Sheets

Missing Factor Worksheets

Missing factor problems such as 6 × ___ = 42 are division in disguise. They help students see multiplication and division as one family of facts.

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Sheet code EB3NH0
NameDate

Find the Missing Factor

Score / 30

Write the missing number.

1.×4=36
2.×8=40
3.5×=5
4.×9=27
5.9×=72
6.×7=35
7.×4=28
8.×10=20
9.3×=18
10.7×=56
11.3×=6
12.×6=18
13.5×=30
14.×9=90
15.×1=8
16.×3=15
17.×10=30
18.×2=12
19.×3=9
20.×8=72
21.×5=15
22.1×=1
23.1×=10
24.×2=2
25.×9=9
26.9×=54
27.×5=40
28.10×=60
29.9×=45
30.8×=72
endlessmathsheets.comSheet EB3NH0

Answer keyFind the Missing Factor

Write the missing number.

1.9×4=36
2.5×8=40
3.5×1=5
4.3×9=27
5.9×8=72
6.5×7=35
7.7×4=28
8.2×10=20
9.3×6=18
10.7×8=56
11.3×2=6
12.3×6=18
13.5×6=30
14.10×9=90
15.8×1=8
16.5×3=15
17.3×10=30
18.6×2=12
19.3×3=9
20.9×8=72
21.3×5=15
22.1×1=1
23.1×10=10
24.1×2=2
25.1×9=9
26.9×6=54
27.8×5=40
28.10×6=60
29.9×5=45
30.8×9=72
endlessmathsheets.comSheet EB3NH0

What's on this worksheet

Multiplication sentences with one factor missing. Factors range from 1 to 10. Each sheet comes with an answer key on a separate page.

Teaching tips

  • Ask "6 times what makes 42?" and then connect it to 42 ÷ 6.
  • Students who know their tables well can solve these as fast as regular facts.

How to use this worksheet maker

Press New worksheet for a fresh set of problems, then Print. To save a PDF instead, choose "Save as PDF" in the print window. Every sheet has a short code in the bottom corner. Copy the link to a sheet and you can print exactly the same problems again later, which is handy for retakes and for sharing with other teachers.

Common Core alignment: 3.OA.A.4 (Grade 3).

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