The multiples of 10
Understand that the multiples of 10 (10, 20, 30 … 90) represent one to nine tens and 0 ones
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Teaching Table · Plan outline
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“Can your child explain that 60 means 6 tens and no ones — and that this is why the ones column has a zero as a placeholder?”
Full guide and materials
- Activity. Understand that the multiples of 10 (10, 20, 30 … 90) represent one to nine tens and 0 ones
What to notice. Explain that 30 means 3 tens and 0 ones • Represent 50 using 5 tens rods and no unit cubes • Match decade numbers to their tens representation
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1 approach
Can your child explain that 60 means 6 tens and no ones — and that this is why the ones column has a zero as a placeholder?
Understand that the multiples of 10 (10, 20, 30 … 90) represent one to nine tens and 0 ones
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Check understanding
- Explain that 30 means 3 tens and 0 ones
- Represent 50 using 5 tens rods and no unit cubes
- Match decade numbers to their tens representation
“Can your child explain that 60 means 6 tens and no ones — and that this is why the ones column has a zero as a placeholder?”
Curriculum record
- Type
- Conceptual
- Subject
- Mathematics
- Domain
- Number Representation & Place Value
- Age range
- Ages 6–7
Standards