TOPICS

This page:
numeration
 counting
 ordering and comparing
 writing numbers
 place value
 ordinal numbers
 fractions

About Levels
of Difficulty
Primary
numeration
operations with numbers
number theory
algebraic thinking
geometry
measurement
data analysis
logical reasoning
Browse all
Primary
Problems
Primary
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Place Value
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The focus of these problems is understanding how our base-10 system works.
- Related Resources
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Interactive resources from our Math Tools project:

Math 1: Number Sense: Place Value
NCTM Standards:

Number and Operations Standard for Grades Pre-K-3
Access to these problems requires a Membership.
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Clean-up Time
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Grade 1. Figure out how many pencils are left on the floor after some have
been picked up.
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How Big is 100 Pennies?
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Grade K. Estimate whether 100 pennies can fit on a piece of paper.
... more>>
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Playing with Patterns
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Grade 1. Find the next numbers in the pattern.
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