Question | Answer |
accuracy | the correctness of a number in its representation of a given value |
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 |
common denominator | a number into which each of the unlike denominators of two or more fractions can be divided evenly |
complex fraction | a fraction in which both the numerator and the denominator are fractions |
decimal | a fraction value in which the denominator is 10 or some power of 10 |
denominator | the number in the bottom part of a fraction |
fraction | a portion of a whole that is represented as a ratio |
improper fraction | a fraction with a value greater than 1 (the value of the numerator is larger than the value of the denominator) |
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 |
lowest known place value | the last digit on the right of a written numeral |
military time | a system of time based on a 24-hour format |
mixed number | a whole number and a fraction |
numerator | the number in the top part of a fraction |
place value | the location of a numeral in a string of numbers that describes the numeral's relationship to the decimal point |
product | the result of multiplying one number by another |
proper fraction | a fraction with a value of less than 1 (the value of the numerator is smaller than the value of the denominator) |
quotient | the result of dividing one number by another |
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 |
scientific notation | a method used to write numbers that have a very large or very small numerical value; uses "x 10" with an exponent |
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 |
standard time | a system of time that relates to the natural day and is based on a 12-hour format |
sum | the result of adding two or more numbers together |
trailing zero | a zero that appears at the end of a decimal string and is not needed except when considered significant |