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PC_Terms_Chapters01

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
accuracy   the correctness of a number in its representation of a given value  
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Arabic numbers   a numbering system that uses numeric symbols to indicate numbers, fractions, and decimals; uses the numerals 0, 1, 2, 3, 4, 5, 6, 7, 8, 9  
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common denominator   a number into which each of the unlike denominators of two or more fractions can be divided evenly  
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complex fraction   a fraction in which both the numerator and the denominator are fractions  
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decimal   a fraction value in which the denominator is 10 or some power of 10  
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denominator   the number in the bottom part of a fraction  
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fraction   a portion of a whole that is represented as a ratio  
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improper fraction   a fraction with a value greater than 1 (the value of the numerator is larger than the value of the denominator)  
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leading zero   a zero that is placed to the left of the decimal point, in the ones place, in a number that is less than one and is being represented by a decimal value  
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lowest known place value   the last digit on the right of a written numeral  
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military time   a system of time based on a 24-hour format  
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mixed number   a whole number and a fraction  
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numerator   the number in the top part of a fraction  
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place value   the location of a numeral in a string of numbers that describes the numeral's relationship to the decimal point  
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product   the result of multiplying one number by another  
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proper fraction   a fraction with a value of less than 1 (the value of the numerator is smaller than the value of the denominator)  
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quotient   the result of dividing one number by another  
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Roman numerals   a numbering system that uses alphabetic symbols to indicate a quantity; uses the letters I, V, and X to represent 1, 5, and 10, respectively  
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scientific notation   a method used to write numbers that have a very large or very small numerical value; uses "x 10" with an exponent  
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significant figures   the figures in a numeral that are known values and have not been rounded or estimated in the process of mathematical calculation, plus the digit in the lowest place value, which is approximate  
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standard time   a system of time that relates to the natural day and is based on a 12-hour format  
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sum   the result of adding two or more numbers together  
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trailing zero   a zero that appears at the end of a decimal string and is not needed except when considered significant  
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