Fractions, decimals and percents
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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| multiple | any product of a given number; in a x b = c, c is a multiple of both a and b
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| factor | any even divisor of a whole compound number; in a x b = c, a and b are factors of c
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| numerator | how many parts we have of the whole; the top number in a fraction; in an "of" word problem, the numerator multiplies
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| denominator | how many total pieces for this fraction; the bottom number in a fraction; in an "of" word problem, the denominator divides
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| decimal_place | a digit showing how many times ten (to the left of the decimal point) or times one-tenth (to the right)
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| decimal_point | to the left are whole numbers; to the right are how many parts of one whole
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| percent | how many parts of one hundred in this fraction; a tenth is 10 percent; a half is 50 percent
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| fraction_to_decimal | divide the numerator by the denominator
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| decimal_to_fraction | state as a fraction with as numerator the given decimal and as denominator a one with as many zeros as digits in the decimal; simplify
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| decimal_to_percent | multiply by 100; move the decimal point two places to the right
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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:
kmuench
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