4th vocabulary check 2013 14
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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| inverse operation | are opposite mathematical computations, such as addition and subtraction
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| nth term | refers to the position of any number in a sequence
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| variable | a symbol, usually a letter, used to represent a number
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| commission | money earned for the sale of an item, usually a percentage of the sale price
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| discount | the amount of money saved on a purchase, which is subtracted from the original price
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| percent of change | compares a change in quantity to the original amount
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| proportion | an equation that shows that two ratios are equivalent
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| rate | a ratio that compares two numbers with different kinds of units (for example, price:item, miles per gallon, meters/second)
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| sale price | the cost of an item after a discount is taken
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| tax | percent of the original, or purchase price that is added to that price (which is paid to the government
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| tip | an additional percentage added to the cost of an item (meal, or haircut, etc.) given to the person providing the service.
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| unit rate | a rate with a denominator of one
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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:
laura.bearden
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