MathematicsNumber Representation & Place ValueAges 7–8
10 or 100 More or Less
Find 10 or 100 more or less than a given number up to 1000
Teaching approaches
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1 approach
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Can your child quickly work out '10 more than 342' or '100 less than 875' in their head — knowing which digit changes and which stays the same?
Find 10 or 100 more or less than a given number up to 1000
Learning resources
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This concept
10 or 100 More or LessProcedural concept
Check understanding
- Given a three-digit number, state what is 10 more and 10 less
- Given a three-digit number, state what is 100 more and 100 less
- Explain the strategy using place-value understanding (e.g. only the tens/hundreds digit changes)
“Can your child quickly work out '10 more than 342' or '100 less than 875' in their head — knowing which digit changes and which stays the same?”
Curriculum record
- Type
- Procedural
- Subject
- Mathematics
- Domain
- Number Representation & Place Value
- Age range
- Ages 7–8
Standards
ccss-math:2.NBT.8uk-nc-2013:Ma/KS2/Y3/NPV/1