Fractions and Ratios 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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Area Model | A model for multiplication problems in which the length and width of a rectangle represent the factors, and the area of the rectangle represents the product.
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Discount | The amount by which the price of an item is reduced in a sale, usually given as a fraction or percent of the original price, or as a “percent off.”
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Quick Common Denominator (QCD) | The product of the denominators of two or more fractions. For example, the quick common denominator of ¼ and 3/6 is 4 * 6, or 24. In general the quick common denominator of a/b and c/d is b * d.
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Unit Fraction | A fraction whose numerator is 1. For example, ½, 1/3, 1/8, and 1/20 are unit fractions.
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Unit Percent | One percent (1%)
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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:
mrsthompson
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