Math Vocabulary
Terms
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- variable
- a placeholder in a mathematical expression or sentence
- like terms
- expressions that cotains the same variables, such as 3ab and 7ab.
- order of operations
- simplify the expressions inside groupiing symbols. evaluate all powers. then do all multiplications and divisons form left to right. then do all additions and subtractions form left to right.
- inequality
- a mathematical sentence that contains <,>,=
- solution
- a value for the variable that makes an equation true
- y-coordinate
- the second number of an ordered pair
- origin
- the point of intersection of the x-axis and y-axis in a coordinate system
- coordinate system
- a coordinate plane separated into four regions by tow perpendicular number lines called axes
- y-axis
- the vertical number line which helps to form the coordinate system
- order pair
- a pair of numbers used to locate a point in a coordinate system
- expression
- is any combination of numbers and operations such as addition, subtration, multiplication, and divison
- evaluate
- an expression, you can find its numerical value