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Fractions
Counting
Talking About Math
Organizing Numbers
100
This is the top number in a fraction.
What is the numerator?
100
This is when we count by a number other than one, such as 2, 4, 6, 8, 10 and so on.
What is skip-count?
100
This word means two of something.
What is a pair?
100
These are the vertical (up and down) areas of a table or grid.
What are columns?
200
This is the bottom number in a fraction.
What is the denominator?
200
These numbers can be divided by two evenly.
What are even numbers?
200
This is a tool that helps us perform math operations correctly.
What is a calculator?
200
These are the horizontal (side to side) areas of a table or grid.
What are rows?
300
This describes fractions with the same value, such as one-half and four-eighths.
What is equivalent?
300
These numbers cannot be divided by two evenly.
What are odd numbers?
300
This is another word for "correctly".
What is accurately?
300
This is when we change the position of the parenthesis in a problem but still get the same answer.
What is the associative property?
400
This is when we divide the numerator and denominator by the largest number that is a factor of both.
What is simplest form?
400
These numbers have more than two factors, such as 4, 15, and 20.
What are composite numbers?
400
This word means it is the actual answer, not a guess.
What is exact?
400
This is when we change the order of the numbers in a problem but still get the same answer.
What is the commutative property?
500
It is important to know these when reducing a fraction to simplest form, especially the greatest common ________.
What are factors?
500
These numbers have only two factors, 1 and themselves.
What are prime numbers?
500
This word means it is not the exact answer, but it is a close guess.
What is approximately?
500
This is the place value column two places after the decimal point.
What are hundredths?