Subtracting numbers that bridge through 10
I can subtract through 10 using bridging.
Subtracting numbers that bridge through 10
I can subtract through 10 using bridging.
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Lesson details
Key learning points
- When the subtrahend is bigger than the ones value of the minuend, we will have to bridge through 10
- Composition of numbers to 10 allows us to partition numbers when we are subtracting.
- Composition of numbers to 10 allows us to bridge through ten when subtracting.
Keywords
Minuend - The minuend is the number being subtracted from.
Subtrahend - A subtrahend is a number subtracted from another.
Bridge - Bridge means subtracting to make 10 and then subtracting whatever is left.
Partition - Partition means splitting a number into smaller parts.
Common misconception
Pupils may incorrectly partition the subtrahend.
Partition the subtrahend to count back to ten or a tens number. Use number pairs that total ten to help subtract whatever is left.
To help you plan your year 3 maths lesson on: Subtracting numbers that bridge through 10, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 3 maths lesson on: Subtracting numbers that bridge through 10, download all teaching resources for free and adapt to suit your pupils' needs.
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Explore more key stage 2 maths lessons from the Review strategies for adding and subtracting across 10 unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
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Starter quiz
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Exit quiz
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