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11 Cards in this Set
- Front
- Back
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ordinal numbers
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number used to show place
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sum
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answer to an addition problem
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addend
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any number being added
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number line
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helps you count and order numbers
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less than
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used to compare two numbers <
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estimate
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determine about how many
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tally marks
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symbols that represent numbers
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order
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putting things into correct place
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fact family
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set of related facts
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place value
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the value of where the digit is a number
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greater than
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used to compare two numbers >
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