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Algebraic Concepts – includes patterns, functions, solving equations, order of operations, properties, simplifying expressions and continues up through more difficult skills in Algebra specific content

Skills and Concepts                                                         

 

RIT score between 151 and 160

Patterns, Sequences, Functions

bulletFind and extend patterns
bulletRecognize and extend a pattern: shape, color and size

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletDetermine what operation is needed to solve a word problem (addition and subtraction)

New Vocabulary in this Range: none

New Signs and Symbols: for answer to equation

RIT score between 161 and 170

Solving Equations, Simplifying Expressions, Order of Operations

bulletSolve for missing numbers in an addition or subtraction sentence
bulletDetermine what operation is needed to solve a word problem (any operation)

New Vocabulary in this Range: none

New Signs and Symbols: ( ) used in equations

RIT score between 171 and 180

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletSolve for missing factors in a multiplication or division sentence
bulletEvaluate a numerical equation involving more than one operation

Properties

bulletDemonstrate the associative, commutative, and zero property of addition

New Vocabulary in this Range: none

New Signs and Symbols: <, > symbols

RIT score between 181 and 190

Patterns, Sequences, Functions

bulletFind and extend patterns, both increasing and decreasing
bulletComplete a table according to a rule
bulletChoose and apply an appropriate problem solving strategy: Find a pattern

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletUse inverse operations to find missing equation
bulletWrite number sentences using addition
bulletIdentify missing elements in number sentences

Properties

bulletIdentify the associative, commutative, identity and zero property of multiplication

Ordered Pairs

bulletGraph ordered pairs in the first quadrant

New Vocabulary in this Range: sign

New Signs and Symbols: - used as negative

RIT score between 191 and 200

Patterns, Sequences, Functions

bulletCount and write by 4’s

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletUse symbols of inequality, < and > to write and complete number sentences
bulletSolve simple addition problems with "n" as an addend or sum
bulletSolve simple multiplication problems with "n" as a multiple or product
bulletSolve simple division problems with "n" as a quotient or divisor
bulletIdentify the base and the exponent of a given numerical expression and calculate its value
bulletEvaluate numerical expressions using the order of operations
bulletSolve whole number equations with any operation

New Vocabulary in this Range: if-then, product, sum

New Signs and Symbols: variables, exponents

RIT scores between 201 and 210

Patterns, Sequences, Functions

bulletUse of a function "machine" to determine input and output

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletEvaluate an expression involving more than one operation (order of operations)
bulletUse the basic properties of multiplication to write an algebraic expression that is equivalent to a given algebraic expression
bulletSolve equations involving more than one operation
bulletMultiply and divide polynomials
bulletSolve equations involving rational numbers (addition and subtraction)

Properties

bulletUse strategies to develop computational fluency with multiplication: zero property, property of one, arrays, doubles, nine patterns
bulletUse the basic properties of addition to write an algebraic expression equivalent to a given algebraic expression
bulletUnderstand the properties of integers: commutative, associative, identity, zero property of multiplication, distributive property of multiplication over addition, and inverse property of addition

New Vocabulary in this Range: input, output, table, associative, equation

New Signs and Symbols: £ , ³

RIT scores between 211 and 220

Patterns, Sequences, Functions

bulletUse logic to solve a problem involving a function table

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletSolve decimal equations (one step, addition and subtraction)
bulletSolve integer equations (one step, multiplication and division)
bulletEvaluate expressions using the order of operations (may include parentheses or exponents)
bulletSolve quadratic equations

New Vocabulary in this Range: commutative, solve, square numbers, input, output, number sequence

New Signs and Symbols: none

RIT scores between 221 and 230

Patterns, Sequences, Functions

bulletComplete a function table according to a rule
bulletRecognize and continue a number pattern and/or geometric representation (e.g. Fibonacci sequence, triangular numbers)
bulletState a rule to explain a number pattern, including arithmetic progression
bulletInvestigate geometric patterns and relationships and describe them algebraically

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletUse boxes or other symbols to stand for any number in expressions or equations
bulletSolve whole number equations with one variable (multiplication and division)
bulletSolve integer equations (one step, all four operations)
bulletSolve equations involving more than one operation
bulletDefinition and application of absolute value
bulletSolve one-step linear equations in one variable using addition, subtraction, multiplication, and division with integer solutions
bulletSimplify numeric expressions by applying properties of rational numbers (e.g. identity, inverse, distributive, associative, commutative)

New Vocabulary in this Range: absolute value, evaluate, quotient

New Signs and Symbols: square root symbol, %, absolute value symbol

RIT scores between 231 and 240

Patterns, Sequences, Functions

bulletUsing whole numbers, complete a function table based on a given rule
bulletGraph linear functions, noting that the vertical change (change in y-value) per unit of horizontal change (change in x-value) is constant
bulletIdentify linear equation for a straight line

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletWrite an algebraic expression to model a situation
bulletEvaluate an algebraic expression for given values
bulletExplore equivalent ratios involving missing variables
bulletUse the correct order of operations to evaluate numeric and algebraic expressions
bulletSimplify and evaluate expressions that include positive and negative integral components
bulletSimplify polynomials by combining like terms
bulletUse the rules of exponents to multiply and divide monomials
bulletSolve simple linear equations and inequalities over the rational numbers

New Vocabulary in this Range: inequality, if-then statement, term in sequence, square numbers, negative coefficient

New Signs and Symbols: I = p x r x t

RIT scores between 241 and 250

Patterns, Sequences, Functions

bulletStudents analyze a given set of data for the existence of a pattern and represent the pattern algebraically and graphically
bulletDetermine whether a relation is defined by a graph, a set of ordered pairs, or a symbolic expression is a function and justify the conclusion
bulletUse a function table to determine inverse variation

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletStudents solve equations and inequalities involving absolute values
bulletUnderstand the concepts of parallel lines and perpendicular lines and how those slopes are related
bulletSolve a system of two linear equations in two variables algebraically and interpret the answer graphically
bulletGraph a linear function in two variables using the slope-intercept method and identify intercepts
bulletSolve a system of two linear inequalities in two variables and identify the solution set
bulletUnderstand and use the rules of exponents, including negative exponents
bulletAdd, subtract, multiply, and divide monomials and polynomials
bulletApply basic factoring techniques to second- and simple third-degree polynomials, including finding a common factor for all terms in a polynomial, recognizing the difference of two squares, and recognizing perfect squares of binomials
bulletAdd, subtract, multiply, and divide rational expressions and functions
bulletSimplify an expression containing imaginary roots
bulletFind the difference of two squares

New Vocabulary in this Range: regression equation, varies inversely as the square, slope of parallel lines, solution to system, factor (used with equations)

New Signs and Symbols: none

RIT scores between 251 and 260

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletSimplify embedded expressions before solving linear equations and inequalities in one variable
bulletIdentify and use the arithmetic properties of subsets of integers and rational, irrational, and real numbers
bulletSolve problems that use variables in expressions describing geometric quantities by solving for one variable
bulletSolve equations with variables as exponents
bulletUse the rules of exponents to multiply polynomials by monomials
bulletDerive linear equations by using the point-slope function
bulletFind the slope given two points on the line of a given graph
bulletWrite the equation of a line when given the graph of the line, two points on the line, or the slope of the line and a point on the line
bulletSimplify monomials containing integer powers and roots
bulletFind the solution set for inequalities that include absolute values
bulletIdentify the equation of a parabola
bulletSimplify expressions containing cube roots
bulletSolve expressions containing factorials
bulletFind the number of possible solutions for a system of equations
bulletCube a binomial

Quadratic Formula and Equations

bulletSolve a quadratic equation by factoring or completing the square
bulletKnow the quadratic formula and demonstrates its proof by completing the square
bulletIdentify discriminant and roots
bulletUse the quadratic formula to find the roots of a second-degree polynomial and solve quadratic equations
bulletGraph quadratic functions and know that their roots are the x-intercepts

Trigonometry

bulletFind sin and cosine of a given angle
bulletSolve logarithmic functions

New Vocabulary in this Range: parabola, intercepts, number of solutions, simultaneous equations, counterexample, solution set, sin A, cosine, tangent, discriminant, imaginary solutions, difference of two squares, read solution set from graph, factor completely

New Signs and Symbols:

RIT scores between 261 and 270

Patterns, Sequences, Functions

bulletDetermine the domain of independent variables and the range of dependent variables in a relation that is defined by a graph, a set of ordered pairs, or a symbolic expression
bulletAnalyze properties and relationships of functions (e.g. linear, polynomial, rational)

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletFind the slope of a line parallel to a given line
bulletFind the x-intercept of a given equation
bulletSolve equations with fractions as exponents
bulletAnalyze a graph to identify the appropriate system of equations
bulletDetermine the vertex of a parabola
bulletDetermine which of several equations can be factored
bulletDetermine commonalities between three given equations of lines

Trigonometry

bulletUse graph to identify trigonometric functions of angles
bulletFind cosine, sine, and tangent of any given angle
bulletUse law of cosines

New Vocabulary in this Range: none

New Signs and Symbols: none

RIT scores between 271 and 280

Solving Equations and Inequalities, Simplifying Expressions, Order of Operations

bulletIdentify the region defined by a linear inequality

New Vocabulary in this Range: none

New Signs and Symbols

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