Pre-Algebra
Overview -
MAJOR TOPICS AND CONCEPTS -
Segment One –
- Define irrational numbers within the real number system and locate an approximate value of a numerical expression involving irrational numbers on a number line
- Plot, order, and compare rational and irrational numbers, represented in various forms
- Apply the Laws of Exponents to evaluate numerical expressions and generate equivalent numerical expressions, limited to integer exponents and rational number bases, with procedural fluency
- Solve multi-step problems involving the order of operations with rational numbers including exponents and radicals
- Express numbers in scientific notation to represent and approximate very large or very small quantities
- Add, subtract, multiply, and divide numbers expressed in scientific notation with procedural fluency
- Solve problems involving operations with numbers expressed in scientific notation
- Apply the Laws of Exponents to generate equivalent algebraic expressions, limited to integer exponents and monomial bases
- Apply properties of operations to multiply two linear expressions with rational coefficients
- Rewrite the sum of two algebraic expressions having a common monomial factor as a common factor multiplied by the sum of two algebraic expressions
- Solve multi-step linear equations in one variable, with rational number coefficients, including equations with variables on both sides
- Determine the real solutions given an equation in the form of x² = p and x³ = q, where p is a whole number and q is an integer
- Solve two-step linear inequalities in one variable and represent solutions algebraically and graphically
- Apply the Pythagorean Theorem to solve problems involving unknown side lengths in right triangles
- Use the Triangle Inequality Theorem to determine if a triangle can be formed from a given set of sides
- Use the Pythagorean Theorem to determine if a right triangle can be formed from a given set of sides
- Apply the Pythagorean Theorem to solve problems involving the distance between two points in a coordinate plane
- Solve problems involving the relationships between supplementary, complementary, vertical, or adjacent angles
- Solve problems involving the relationships of interior and exterior angles of a triangle
- Develop and use formulas for the sums of the interior angles of regular polygons by decomposing them into triangles
Segment Two –
- Determine if a linear relationship is also a proportional relationship
- Determine slope given a table, graph, or written description of a linear relationship
- Write an equation in slope-intercept form given a table, graph, or written description of a linear relationship
- Determine and interpret the slope and y-intercept of a two-variable linear equation from a written description, a table, a graph, or an equation in slope-intercept form
- Graph a two-variable linear equation from a written description, a table, or an equation in slope-intercept form
- Given a system of two linear equations and a specified set of possible solutions, determine which ordered pairs satisfy the system of linear equations
- Given a system of two linear equations represented graphically on the same coordinate plane, determine whether there is one solution, no solution, or infinitely many solutions
- Solve systems of two linear equations by graphing
- Given a set of ordered pairs, a table, a graph, or a mapping diagram, determine whether the relationship is a function.
- Identify the domain and range of the relation
- Analyze a written description or graphical representation of a functional relationship between two quantities and identify where the function is increasing, decreasing or constant
- Determine whether a function is a linear function given a graph, equation, or input-output table
- Construct a scatter plot or a line graph as appropriate for the context given a set of real-world bivariate numerical data
- Describe patterns of association given a scatter plot within a real-world context
- Informally fit a straight line given a scatter plot with a linear association
- Determine the sample space for a repeated experiment
- Find the theoretical probability of an event related to a repeated experiment
- Solve problems involving probabilities related to single or repeated experiments, including making predictions based on theoretical probability
- Given a preimage and image generated by a single transformation, identify the transformation that describes the relationship
- Describe and apply the effect of a single transformation on two-dimensional figures using coordinates and the coordinate plane
- Given a preimage and image generated by a single dilation, identify the scale factor that describes the relationship
- Solve problems involving proportional relationships between similar triangles
Grade Level
Grade 8
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Annual
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None
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Requirements
- Scientific Calculator
- Unity Web Player