8th Grade Algebra Definitions
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 | The set of counting numbers
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Whole Numbers | The set of counting numbers and zero
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Integers | The set of Whole numbers and their additive inverses
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Rational Numbers | The set of all a/b where a=Interger and b= natural
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Union | To bring together 2 or more sets
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Intersection | To bring together what is in common between 2 or more sets
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Absolute Value | The distance of a number from the origin
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Reflexive | 7=7, a=a
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Symmetric | if a=b, then b=a
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Transitive | If a=b and b=c then a=c
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Zero Property | a*0=0
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Distributive Property | a (b+c)=ab+ac
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Additive Inverse | a+-a=0
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Additive identity | 9+0=9
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Communitive property of + and * | a+b=b+a, ab=ba
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Multiplicative Inverse | b*1/b=1
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Multiplicative Identity | 12*1=12, x*1=x
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Associative Property of + or * | (a+b)+c=a+(b+c)
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Substitution | 3+7= 3+(14/2)
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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.
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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:
bluehicke35
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