Note: All objectives allow for the use of a calculator unless otherwise noted.
82-1 Fractions and decimals
Students will be able to perform the following operations without a calculator:
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Simplify fractions
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Change improper fractions to mixed numbers, and back again
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Add, subtract, multiply and divide rational numbers
Students will be able to:
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Change a fraction to a decimal and a percent and back again
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Know the proper situations in which to use a fraction, decimal or percent
82-2 Number Theory
Students will be able to:
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Identify prime and composite numbers
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Differentiate between a “term” and a “factor” and “multiples”
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Decompose a number into its prime factors
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Identify a greatest common factor (GCF) and use to factor simple polynomials
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Use inequality symbols correctly
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Interpret the meaning of scientific notation with whole number powers of 10
82-3 Expressions
Students will be able to perform the following calculations without a calculator:
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Add, subtract, multiply and divide expressions containing numbers and variables
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Estimate irrational roots
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Simplify perfect root radicals containing numbers and variables ( e.g., cube root of x3; √(x2y4))
Students will be able to:
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Apply associative, commutative, and distributive properties to algebraic expressions
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Simplify algebraic expressions using the Order of Operations
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Combine like terms
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Simplify expressions with positive exponents
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Add and subtract polynomials
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Multiply binomials
82-4 Percents and Ratios
Students will be able to:
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Calculate and estimate percents (finding the percent, finding the part, finding the whole)
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Solve proportions (especially intuitively) in contexts involving percents.
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Use benchmarks to estimate the magnitude of numbers
82-4 Equations, Inequalities and Graphs
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Solve simple linear equations with one variable, including those with simple fractions (e.g. x/5 + 9 = 4/7 + 2x)
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Graph a linear equation given the equation or a table
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Identify ordered pairs that solve a linear equation given a graph, a table or an equation
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Find the slope of a line given points on the line or a graph
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Understand that a linear function can be represented in multiple ways (e.g., graph, table, equation)
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Graph the solution to a linear inequality with one variable on a number line
82-5 General Mathematical Skills
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Estimate and determine if an answer is reasonable and justify reasoning
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Apply the concepts listed above to simple contextual situations
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Use the TI–83 calculator to perform calculations
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Organize and update a math portfolio as directed in the portfolio guide