Classifying Numbers
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Natural Numbers | 1,2,3,4...
They are the "Counting Numbers" you were taught as a child. These numbers do not have fractional parts
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| Whole Numbers | 0,1,2,3,4...
They are the counting numbers and zero. These numbers do not have fractional parts.
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| Integers | All whole numbers positive and negative. These numbers do not have fractional parts.
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| Rational Numbers | All numbers that can be expressed as a ratio of two whole numbers. This set includes terminating decimals, repeating decimals, and mixed numbers in addition to integers.
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| Real Number | The set of irrational and rational numbers.
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| Irrational Numbers | Cannot be expressed as a fraction. Ex: √2 6.123456789... & pi. This set includes decimals that are non repeating and non terminating.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
arrows2010
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