Multiply a 2-digit number by a 1-digit number using partitioning
I can use partitioning to organise multiplication.
Multiply a 2-digit number by a 1-digit number using partitioning
I can use partitioning to organise multiplication.
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Lesson details
Key learning points
- When you partition and multiply the ones and then the tens you get partial products.
- When you add the partial products you calculate the overall product.
- Partitioning helps you to organise multiplication.
Keywords
Partial product - Any of the multiplication results we get leading up to an overall multiplication result.
Common misconception
Pupils may not record partitioned factors as tens and ones leading to incorrect calculation.
Encourage pupils to use the stem sentences to support their thinking. Use the language of ___ tens to support place value.
Content guidance
- Risk assessment required - equipment
Supervision
Adult supervision required
Licence
Lesson video
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Prior knowledge starter quiz
6 Questions
Numbers we can multiply together to get another number.
The answer when two or more values are multiplied together.
Moving an amount (usually 10) from one part of a calculation
Assessment exit quiz
6 Questions
80 + 24
120 + 24
200 + 16
