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Practice: Solve real-world and mathematical problems by writing and solving one-variable linear equations and inequalities. (NC.8.EE.7)
Targeted practice for NC.8.EE.7: Solve real-world and mathematical problems by writing and solving one-variable linear equations and inequalities. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Construct and interpret scatter plots, describing patterns of association between two quantities. (NC.8.SP.1)
Targeted practice for NC.8.SP.1: Construct and interpret scatter plots, describing patterns of association between two quantities. 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: Solve problems involving scale drawings, using a scale factor to compute actual lengths and areas. (NC.7.G.1)
Targeted practice for NC.7.G.1: Solve problems involving scale drawings, using a scale factor to compute actual lengths and areas. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Solve multi-step real-world problems with positive and negative rational numbers in any form. (NC.7.EE.3)
Targeted practice for NC.7.EE.3: Solve multi-step real-world problems with positive and negative rational numbers in any form. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Model linear relationships with y = mx + b; determine and interpret rate of change and initial value. (NC.8.F.4)
Targeted practice for NC.8.F.4: Model linear relationships with y = mx + b; determine and interpret rate of change and initial value. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Find probabilities of compound events using organized lists, tables, tree diagrams, and simulation. (NC.7.SP.8)
Targeted practice for NC.7.SP.8: Find probabilities of compound events using organized lists, tables, tree diagrams, and simulation. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Understand and apply the formulas for area and circumference of a circle. (NC.7.G.4)
Targeted practice for NC.7.G.4: Understand and apply the formulas for area and circumference of a circle. 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: 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: Solve problems involving area, perimeter, surface area, and volume of two- and three-dimensional figures. (NC.7.G.6)
Targeted practice for NC.7.G.6: Solve problems involving area, perimeter, surface area, and volume of two- and three-dimensional figures. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Practice: Apply properties of operations to add, subtract, expand, and factor linear expressions with rational coefficients. (NC.7.EE.1)
Targeted practice for NC.7.EE.1: Apply properties of operations to add, subtract, expand, and factor linear expressions with rational coefficients. 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: Understand that valid generalizations about a population require a representative, random sample. (NC.7.SP.1)
Targeted practice for NC.7.SP.1: Understand that valid generalizations about a population require a representative, random sample. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
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: 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: 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: 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.