Reviews the order of operations with a more complicated sample problem.
Grades 6 through 7 Material from CK-12Preview Assign
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Apply properties of operations as strategies to add, subtract, factor, and expand linear expressions with rational coefficients.
Solve multi?step real? life and mathematical problems posed with positive and negative rational numbers in any form (whole numbers, fractions, and decimals), using tools strategically. Apply properties of operations to calculate with numbers in any form; convert between forms as appropriate; and assess the reasonableness of answers using mental computation and estimation strategies.
Write and evaluate numerical expressions involving whole?number exponents.