Back to Algebra for
Adults.
Dictionary of Terms.
Addend:
Any of a set of numbers to be added.
Addition:
The operation of combining two or more addends to produce a resultant
sum.
Base ten:
The conventional decimal numbering system that uses 10 as the
positional multiplier.
Carry:
To transfer an entry from one column to the next higher column
in addition.
Common Fraction:
A fraction whose numerator is a whole number and whose denominator
is a nonzero whole number.
Counting Number:
The infinite set of numbers that are used in counting {1,2,3,4,5,...}.
The three dots {...} are used to indicate the set continues indefinitely.
Decimal:
A symbol for an equivalent decimal fraction.
Decimal Fraction:
A fraction whose denominator is 10, 100, 1000, or any other place
value.
Decimal System:
The conventional system of representing numbers and arithmetic
operations.
Difference:
The resultant number produced by the subtraction of one number
from another.
Digit:
One of the finite set of counting numbers {0,1,2,3,4,5,6,7,8,9}.
Dividend:
The number to be divided in division.
Divisor:
The number we divide by in division.
Equation:
A statement asserting the equality of two expressions, usually
written as a linear array of symbols that are separated into left
and right sides and joined by an equal
sign.
Even Numbers:
The set of all even numbers is defined as 0, 2, 4, 6, 8 and all
of the whole numbers whose last digit is one of these.
Factor:
One of two or more numbers that are multiplied to produce a product.
Finite Set:
A set that is limited in number of elements.
Fraction:
An expression that indicates the quotient of two quantities.
Improper Fraction:
A fraction whose numerator is equal to or greater than its denominator.
Infinite Set:
A set that is unlimited in number of elements.
Integer:
A member of the set of positive whole numbers, negative whole
numbers, and 0.
Least Common Denominator (LCD):
The least common multiple of the denominators of two or more fractions.
Like Fractions:
Fractions having a common denominator.
Minuend:
The number the subtrahend is taken away from in subtraction.
Multiplicand:
The first factor in multiplication.
Multiplier:
The second and subsequent factors in multiplication.
Null Set:
A set with no members. The number of members is 0.
Number:
A member of the set of positive integers; one of a series of symbols
of unique meaning in a fixed order that can be derived by counting.
Also, a member of any of the further sets of mathematical objects,
such as negative integers and real numbers, that can be derived
from the positive integers by induction.
Odd Numbers:
The set of all odd numbers is defined as 1, 3, 5, 7, 9, and all
of the whole numbers whose last digit is one of these.
Percent:
Percent means hundredths.
Product:
The result of the multiplication of one or more factors.
Proper Fraction:
A fraction whose numerator is less than its denominator.
Quotient:
The result of the division operation.
Reciprocals:
Two numbers whose products are equal to 1.
Set:
A collection of distinct elements having specific common properties.
For example, a set of positive integers or a set of dishes.
Subtrahend:
The number taken away from the minuend in subtraction.
Sum:
The resultant number produced by the addition of a set of other
numbers.
Unit Fraction:
A common fraction whose numerator is 1.
Unlike Fractions:
Fractions having different denominators.
Back to Algebra for Adults.
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