UNIT 6 VOCABULARY
By: Marissa
Constant Term
A value of something that does not change.
Example: A is always A.
Division of fractions property
The principle that states that dividing fractions is equal to a multiplication
problem by the fractions reciprocal.
Example: 9/10 divided by 4/10 is the same as 9/10 multiplied by 10/4.
Equation
An equation is a number sentence that is finished by an equal sign.
Example: 9+9=18
Equivalent equations
Equivalent equations are equations that have the same solution.
Example: 9+a=10
8+a=9
Inequality
A number sentence with greater or less than signs.
Example: 9>3
Integers
A whole number or a negative whole number.
Example: -4,4
Multiplication property of -1
A property of multiplication that says multiplying the number besides 1, the answer will be the opposite of that number.
Example: 5*(-1) = -5
Nested parentheses
A set of parentheses that are inside another set.
Example:(9+(3+3))=15
Open sentence
A number sentence which holds one or more
variables.
Example: 8+m=20
Opposite of a number
The opposite of a number is either a positive or
negative with the same number.
Example: Opposite of 27 is (-27).
Order of operations
Rules that say where to put operations and in what
order.
Example: Multiply and divide in order from left to
right.
Reciprocal
Reciprocals are two fractions whose product is one.
Example: The reciprocal of 3/5 is 5/3.
Relation symbol
Symbols used to show the difference between two
quantities.
Example: “<“ means less than.
Repeating decimals
Repeating decimals are numbers after the decimal
point that go continually with the same number.
Example: 0.77777777777777777777777…..
Solution
The solution is a part to figure out an equation.
Example: A solution could be the number four.
Solution set
A set of all the solutions together from equations or
inequality.
Example: The solution set of x squared=9 is 3 or (3).
Terminating decimals
A decimal that eventually ends.
Example: 0.5 is a terminating decimal.
Trial and error method
Finding the solution of an equation by testing out
test numbers.
Example: This is a method.
Variable
A variable is a way of using letters to replace or
stand for a number.
Example: x is seven.