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Practice: Use variables to write and fluently solve multi-step equations and inequalities, and graph inequality solutions. (NC.7.EE.4)
Targeted practice for NC.7.EE.4: Use variables to write and fluently solve multi-step equations and inequalities, and graph inequality solutions. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Order Rational Numbers (NC.6.NS.7)
Targeted practice for NC.6.NS.7: Understand ordering of rational numbers. Interpret statements of inequality as statements about relative position on a number line. Write, interpret, and explain statements of order for rational numbers in real-world contexts. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Understand how equivalent expressions reveal real-world relationships. (NC.7.EE.2)
Targeted practice for NC.7.EE.2: Understand how equivalent expressions reveal real-world relationships. 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: Divide unit fractions by whole numbers and whole numbers by unit fractions. (NC.5.NF.7)
Targeted practice for NC.5.NF.7: Divide unit fractions by whole numbers and whole numbers by unit fractions. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Multiply a fraction or whole number by a fraction, including reasoning about scaling. (NC.5.NF.4)
Targeted practice for NC.5.NF.4: Multiply a fraction or whole number by a fraction, including reasoning about scaling. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Solve Problems with Percents (NC.6.RP.4)
Targeted practice for NC.6.RP.4: Use ratio reasoning to solve real-world and mathematical problems with percents by: understanding and finding a percent of a quantity as a ratio per 100; using equivalent ratios, such as benchmark percents (50%, 25%, 10%, 5%, 1%), to determine a part of any given quantity; finding the whole, given a part and the percent. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Find areas of triangles and special quadrilaterals by composing and decomposing. (NC.6.G.1)
Targeted practice for NC.6.G.1: Find areas of triangles and special quadrilaterals by composing and decomposing. 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: 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: 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: 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: Approximate the probability of a chance event using experimental (long-run relative) frequency. (NC.7.SP.6)
Targeted practice for NC.7.SP.6: Approximate the probability of a chance event using experimental (long-run relative) frequency. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Use scale factors and unit rates in proportional relationships to solve ratio and percent problems. (NC.7.RP.3)
Targeted practice for NC.7.RP.3: Use scale factors and unit rates in proportional relationships to solve ratio and percent problems. 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: 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: 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 volume of right rectangular prisms with fractional edge lengths. (NC.6.G.2)
Targeted practice for NC.6.G.2: Find volume of right rectangular prisms with fractional edge lengths. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.