Translating Words Into Math Symbols Page 2
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1
2Common Vocabulary Used in Mathematics
The result of adding numbers
sum
The result of subtracting numbers
difference
Quantities that are added or subtracted
terms
In the expression 2x + 3 – 5y, there are three terms: 2x, 3, and 5y.
The result of multiplying numbers
product
factors
Quantities that are multiplied
In the expression 3m(a + b), there are two factors: 3m and (a + b).
factor
The word factor is used in a few different ways including the
example above.
“n is a factor of a number” means n divides exactly into the
number.
“To factor” means to write a number as the product of its factors.
multiple of n
A number that is exactly divisible by n
quotient
The result of dividing two numbers
In the division x ÷ y = z, x is the dividend, y is the divisor, and z
is the quotient.
ratio
The quotient of two numbers
The ratio of a to b is a/b.
The set of numbers used for counting: {1, 2, 3, 4, 5,…}
natural numbers
whole numbers
The natural numbers and zero: {0, 1, 2 , 3, 4,…}
integers
The set: {…,-3, -2, -1, 0, 1, 2, 3,…}
rational numbers
The set of all numbers which can be represented as a fraction
using integers
irrational numbers
The set of numbers with non-repeating, non-terminating decimals
real numbers
The set of rational and irrational numbers
variable
A symbol (usually a letter) which stands for a number
literal part of a term
Non-numerical part of a term (for example, in the term 3xy, xy is
the literal part of the term and 3 is called the coefficient)
like terms
Terms with identical literal parts
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