Explain how to use long multiplication to multiply a 3-digit by a 2-digit number
I can explain how to use long multiplication to multiply a 3-digit by a 2-digit number.
Explain how to use long multiplication to multiply a 3-digit by a 2-digit number
I can explain how to use long multiplication to multiply a 3-digit by a 2-digit number.
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Lesson details
Key learning points
- Calculate the partial products.
- Add the partial products to recombine.
- Regroup when numbers bridge 10, 100 or 1,000
Keywords
Partial product - Any of the multiplication results we get leading up to an overall multiplication result is a partial product.
Regroup - The process of unitising and exchanging between place values is known as regrouping.
Common misconception
Pupil automatically assume that the largest 3-digit factor will lead to the largest product.
Encourage pupils to think about the multiplicative structure of 'groups' of and consider e.g. whether 30 groups of 52 or 20 groups of 53 will be greater or smaller.
To help you plan your year 6 maths lesson on: Explain how to use long multiplication to multiply a 3-digit by a 2-digit number, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 6 maths lesson on: Explain how to use long multiplication to multiply a 3-digit by a 2-digit number, download all teaching resources for free and adapt to suit your pupils' needs.
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Starter quiz
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Exit quiz
6 Questions
