Words for Math Class
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| absolute value | The absolute value of a number is its distance from 0 on the number line, and is indicated by drawing a bar on each side of the number. For example, l-20l means “the absolute value of -20”. Since -20 and 20 are each 20 units from 0 on the number line, l
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| composite number | A whole number greater than 1 with more than two factors. For example, 12 is a composite number since it is greater than 1 and has more than two factors, In fact, it has six factors: 1, 2, 3, 4, 6, and 12.
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| equivalent fractions | Fractions that describe the same portion of a whole, or name the same number. For example, , , and are equivalent fractions.
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| exponent | A small, raised number that tells how many times a factor is multiplied
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| factor | another whole number that divides into it without a remainder
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| factor pair | two factors whose product equals that number
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| . greatest common factor, GCF | The greatest common factor (often abbreviated GCF) of two or more numbers is the greatest of their common factors.
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| least common multiple, LCM | The least common multiple (often abbreviated LCM) of two or more numbers is the smallest of their common multiples.
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| mixed number | A whole number and a fraction.
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| multiple | the product of that number and another number whole number
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| opposites | Two numbers that are the same distance from 0 on the number line, but on different sides of 0
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| prime factorization | that number written as a product of prime numbers
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| prime number | A whole number greater than 1 with only two factors: itself and 1
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| relatively prime | Two or more numbers are relatively prime if their only common factor is 1. For example, 7 and 9 are relatively prime.
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| repeating decimal | A decimal with a pattern of digits that repeat without stopping
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| fraction | A fraction can be used to describe part of a whole or to name a number between two whole numbers
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| numerator | The numerator is the top number in a fraction. It describes the number of equal-sized parts out of the whole that are being discussed.
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| denominator | The denominator is the bottom number in a fraction. It describes how many equal-sized parts form a whole
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| lowest terms | A fraction is in its lowest terms if its numerator and denominator are relatively prime
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| negative number | number that is less than 0
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| positive number | A number that is greater than 0
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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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