Worked example
Find the missing number: 6 × ___ = 42.
Answer & why
Answer: 7
42 ÷ 6 = 7, so the missing factor is 7.
Grade 3 · Math
Find a missing factor
Find an unknown factor in a multiplication equation.
8 generated examples + worked example
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8 reproducible examples from this math generator. Choose New examples for another set.
Question 1
Find the missing number: 10 × ___ = 20.
- 2
- 0
- 6
- 1
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 2
10 × 2 = 20, so the missing factor is 2.
Question 2
Find the missing number: 1 × ___ = 0.
- 0
- 1
- 2
- 4
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 0
1 × 0 = 0, so the missing factor is 0.
Question 3
Find the missing number: 8 × ___ = 48.
- 8
- 6
- 7
- 9
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 6
8 × 6 = 48, so the missing factor is 6.
Question 4
Find the missing number: 2 × ___ = 8.
- 6
- 5
- 2
- 4
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 4
2 × 4 = 8, so the missing factor is 4.
Question 5
Find the missing number: 10 × ___ = 30.
- 3
- 4
- 5
- 7
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 3
10 × 3 = 30, so the missing factor is 3.
Question 6
Find the missing number: 5 × ___ = 0.
- 4
- 0
- 2
- 1
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 0
5 × 0 = 0, so the missing factor is 0.
Question 7
Find the missing number: 8 × ___ = 24.
- 6
- 5
- 1
- 3
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 3
8 × 3 = 24, so the missing factor is 3.
Question 8
Find the missing number: 9 × ___ = 9.
- 3
- 5
- 0
- 1
A hint
Use division or a related multiplication fact.
Answer & why
Answer: 1
9 × 1 = 9, so the missing factor is 1.