MathematicsMultiplication & DivisionAges 8–9
Unknown in Multiplication & Division
Determine the unknown whole number in a multiplication or division equation relating three whole numbers (e.g. 8 × ? = 48, ? × 6 = 42)
Learning resources
Reviewed external links that reinforce this concept. They do not replace Gakuva’s teaching approach.
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The teaching approach above still stands. Curated practice links will appear here as the shelf fills.
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This concept
Unknown in Multiplication & DivisionProcedural concept
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Check understanding
- Find the missing factor in 7 × ? = 63
- Find the missing dividend in ? ÷ 5 = 9
- Explain the strategy used (e.g. using the related multiplication fact)
“If your child sees '8 × ? = 48' or '? ÷ 6 = 7' written on paper, can they figure out what number goes in the blank?”
Curriculum record
- Type
- Procedural
- Subject
- Mathematics
- Domain
- Multiplication & Division
- Age range
- Ages 8–9
Standards
ccss-math:3.OA.4