Chapter 2 - Rational Number Operations
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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| What you add to a number to get zero. The negative of a number. Example: The additive inverse of -5 is 5, because -5 + 5 = 0. The additive inverse of +5 is -5 as well. | Additive Inverse
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| A pair of numbers that add to zero, for examle -2 and +2 | Zero Pair
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| Distance from Zero | Absolute Value
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| The order in which math operations should be done; Known by the acronym PEMDAS | Order of Operations
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| A word formed from the initial letters of a name, such as WAC for Women's Army Corps or LOL as in Lots of Laughs | Acronym
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| Acronym that stands for Keep Change Change; used to subtract integers | KCC
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| Acronym that stands for Like Signs ADD/Unlike Signs SUBTRACT (Los Angeles, United States) | LA/US
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| The best Math teacher in the state of Connecticut | Mrs. DiMauro
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| The best school in the state of Connecticut | Cesar Batalla
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| A postive or negative number that is NOT a decimal or a fraction; for example -3, 5, 0, 2 | Integer
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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:
ldimauro
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