Unit One Vocabulary
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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| expanded form | A way of writing numbers to show the value of each digit. For example: 438 = 400 x 30 x 8.
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| place value | The value of a digit in a number based on its position.
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| inverse operation | Opposite, reverse operations. For example: the inverse operation of addition is subtraction- the inverse operation of multiplication is division.
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| distributive property | Distributing the number outside the parentheisis to each number on the inside of a parenthesis.
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| commutative property | Means that the ORDER of the two numbers involved DOES NOT affect the value. For example: 4 + 1 = 1 + 4 or 4 x 3 = 3 x 4
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| associative property | Means the GROUPING of two or more numbers does not affect the value. For example: (9 + 1) + 3 = 9 + (1 + 3) or 7 x ( 1 x 8) = (7 x 1) x 8
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| recriprocal of a fraction | FLIP IT For example: the reciprocal of 1/3 is 3/1 or 3.
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| zero property of multiplication | Any number times zero equals zero. For example: 9 x 0 = 0.
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| Identity property of multiplication | Any number times one equals the original number. For example: 8 x 1 = 8.
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| Identity property of addition | Any number plus zero equals the original number. For example: 7 + 0 = 7 and 89 + 0 = 89.
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| blank | blank
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| blank | blank
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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:
missrusinek
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