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Practice: Recognize and represent proportional relationships using tables, graphs, equations, and the constant of proportionality. (NC.7.RP.2)
Targeted practice for NC.7.RP.2: Recognize and represent proportional relationships using tables, graphs, equations, and the constant of proportionality. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Understand Unit Ratios (NC.6.RP.2)
Targeted practice for NC.6.RP.2: Understand that ratios can be expressed as equivalent unit ratios by finding and interpreting both unit ratios in context. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Understand Ratio Concepts (NC.6.RP.1)
Targeted practice for NC.6.RP.1: Understand the concept of a ratio and use ratio language to describe a ratio as a multiplicative relationship between two quantities. Model a ratio relationship using a variety of representations. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Fluently add, subtract, multiply, and divide multi-digit decimals using standard algorithms. (NC.6.NS.3)
Targeted practice for NC.6.NS.3: Fluently add, subtract, multiply, and divide multi-digit decimals using standard algorithms. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Write, Read, and Evaluate Algebraic Expressions (NC.6.EE.2)
Targeted practice for NC.6.EE.2: Write, read, and evaluate algebraic expressions. Write expressions that record operations with numbers and letters standing for numbers. Identify parts of an expression using mathematical terms (sum, term, product, factor, quotient, coefficient). Evaluate expressions at specific values of their variables. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Evaluate Numerical Expressions with Exponents (NC.6.EE.1)
Targeted practice for NC.6.EE.1: Write and evaluate numerical expressions, with and without grouping symbols, involving whole-number exponents. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Use informal arguments about triangle angle sums, exterior angles, parallel lines cut by a transversal, and the angle-angle criterion. (NC.8.G.5)
Targeted practice for NC.8.G.5: Use informal arguments about triangle angle sums, exterior angles, parallel lines cut by a transversal, and the angle-angle criterion. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Use facts about supplementary, complementary, vertical, and adjacent angles to write and solve equations for unknown angles. (NC.7.G.5)
Targeted practice for NC.7.G.5: Use facts about supplementary, complementary, vertical, and adjacent angles to write and solve equations for unknown angles. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Find greatest common factor and least common multiple; use the distributive property. (NC.6.NS.4)
Targeted practice for NC.6.NS.4: Find greatest common factor and least common multiple; use the distributive property. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Interpret and compute quotients of fractions and solve word problems involving division of fractions. (NC.6.NS.1)
Targeted practice for NC.6.NS.1: Interpret and compute quotients of fractions and solve word problems involving division of fractions. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Compute unit rates associated with ratios of fractions to solve real-world problems. (NC.7.RP.1)
Targeted practice for NC.7.RP.1: Compute unit rates associated with ratios of fractions to solve real-world problems. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Understand measures of center (mean, median) and variability for a data set. (NC.6.SP.3)
Targeted practice for NC.6.SP.3: Understand measures of center (mean, median) and variability for a data set. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Generate and analyze two numerical patterns using two given rules; form ordered pairs. (NC.5.OA.3)
Targeted practice for NC.5.OA.3: Generate and analyze two numerical patterns using two given rules; form ordered pairs. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Know that an irrational number is a non-repeating, non-terminating decimal; understand decimal expansions. (NC.8.NS.1)
Targeted practice for NC.8.NS.1: Know that an irrational number is a non-repeating, non-terminating decimal; understand decimal expansions. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Reason About Inequalities (NC.6.EE.8)
Targeted practice for NC.6.EE.8: Reason about one-variable inequalities by: using substitution to determine whether a given number in a specified set makes an inequality true; writing an inequality of the form x > c or x < c to represent a constraint or condition; recognizing that inequalities have infinitely many solutions; representing solutions of inequalities on number line diagrams. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Identify Equivalent Expressions (NC.6.EE.4)
Targeted practice for NC.6.EE.4: Identify when two expressions are equivalent and justify with mathematical reasoning. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Generate Equivalent Expressions (NC.6.EE.3)
Targeted practice for NC.6.EE.3: Apply the properties of operations to generate equivalent expressions without exponents. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Find quotients with up to four-digit dividends and two-digit divisors using models and strategies. (NC.5.NBT.6)
Targeted practice for NC.5.NBT.6: Find quotients with up to four-digit dividends and two-digit divisors using models and strategies. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.