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Addition and subtraction - inverse operations
A series of three different clips of real life situations are shown in a quiz situation to help the participants work out number facts related to adding and subtracting. They work out the matching number facts which illustrate that subtraction is the inverse of addition. Adding and then subtracting the same amount gets you back to where you started.
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This clip is from
More clips from Year 2: Subtractions
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Addition and subtraction - inverse operations
Duration: 03:00
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Addition and subtraction - shopping
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Adding on and taking away, to end up exactly as before
Duration: 01:09
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Subtracting and adding the same number
Duration: 02:14
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