Module 4-Math 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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| Real Number | A number that is rational or irrational, not imaginary.
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| Rational Number | A number capable of being expressed as an integer or a quotient of integers, excluding zero as a denominator.
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| Irrational Number | Any number that cannot be expressed as the ratio of two natural numbers, Pi and the square root of 2 being familiar examples.
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| Decimal | A linear array of digits that represents a real number, every decimal place indicating a multiple of a negative power of 10.
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| Repeating Decimal | A decimal in which a pattern of one or more digits is repeated indefinitely.
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| Terminating Decimal | A decimal that has only a finite number of nonzero digits to the right of the decimal point.
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| Greatest Common Factor/Greatest Common Divisor | The largest integer that divides without a remainder into a set of integers.
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| Least Common Multiple | The smallest quantity that is divisible by two or more given quantities without a remainder.
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| Rounding | Expressed or designated as a whole number or integer; not fractional.
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| Truncate | To shorten (a number)by dropping one or more digits after the decimal point.
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| Expanded Notation/Scientific Notation | The representation of a number as the sum of a series of terms, each of which is written explicity as the product of a digit and the base of the number system raised to some power. a/k/a scientific notation.
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| Exponential Form | Can be seen just as a way to write expressions like 8x8x8 in a more compact form. 8^3 is the exponential form.
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| Percent | a ratio comparison of two quantities expressed by using 100 equal parts or hundredths; symbolized %. There are three major uses of percent; part of a whole, rate, and comparison of any two quantities.
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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:
Denise G.
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