Common Planner
K–12 Standards

Eighth Grade

Other Iowa Essential Elements for Mathematics sets

The Number System8.NS

  • A.

    Supporting Cluster: Work with numbers that are not rational and approximate them by rational numbers.8.NS.A

    1. 1

      Subtract fractions with like denominators (halves, thirds, fourths, and tenths) with minuends less than or equal to one.EE.8.NS.1

    2. 2.a

      Express a fraction with a denominator of 100 as a decimal.EE.8.NS.2.a

    3. 2.b

      Compare quantities represented as decimals in real-world examples to hundredths.EE.8.NS.2.b

Expressions and Equations8.EE

  • A.

    Major Cluster: Work with radicals and integer exponents.8.EE.A

    1. 1

      Identify the meaning of an exponent (limited to exponents of 2 and 3).EE.8.EE.1

    2. 2

      Identify a geometric sequence of whole numbers with a whole number common ratio.EE.8.EE.2

    3. 3

      Compose and decompose whole numbers up to 999.EE.8.EE.3-4

    4. 4

      Compose and decompose whole numbers up to 999.EE.8.EE.3-4

  • B.

    Major Cluster: Understand the connections between proportional relationships, lines, and linear equations.8.EE.B

    1. 5

      Graph a simple ratio by connecting the origin to a point representing the ratio in the form of y/x.EE.8.EE.5-6

    2. 6

      Graph a simple ratio by connecting the origin to a point representing the ratio in the form of y/x.EE.8.EE.5-6

  • C.

    Major Cluster: Analyze and solve linear equations and pairs of simultaneous linear equations.8.EE.C

    1. 7

      Solve simple algebraic equations with one variable using addition and subtraction.EE.8.EE.7

Functions8.F

  • A.

    Major Cluster: Define, evaluate, and compare functions.8.F.A

    1. 1

      Given a function table containing at least 2 complete ordered pairs, identify a missing number that completes another ordered pair (limited to linear functions).EE.8.F.1-3

    2. 2

      Given a function table containing at least 2 complete ordered pairs, identify a missing number that completes another ordered pair (limited to linear functions).EE.8.F.1-3

    3. 3

      Given a function table containing at least 2 complete ordered pairs, identify a missing number that completes another ordered pair (limited to linear functions).EE.8.F.1-3

  • B.

    Major Cluster: Use functions to model relationships between quantities.8.F.B

    1. 4

      Determine the values or rule of a function using a graph or a table.EE.8.F.4

    2. 5

      Describe how a graph represents a relationship between two quantities.EE.8.F.5

Geometry8.G

  • A.

    Major Cluster: Demonstrate congruence and similarity using physical models, patty paper, or geometry software.8.G.A

    1. 1

      Recognize translations, rotations, and reflections of shapes.EE.8.G.1

    2. 2

      Identify shapes that are congruent.EE.8.G.2

    3. 4

      Identify similar shapes with and without rotation.EE.8.G.4

    4. 5

      Compare any angle to a right angle, and describe the angle as greater than, less than, or congruent to a right angle.EE.8.G.5

  • C.

    Additional Cluster: Solve real-world and mathematical problems involving volume of cylinders, cones, and spheres.8.G.C

    1. 9

      Use the formulas for perimeter, area, and volume to solve real-world and mathematical problems (limited to perimeter and area of rectangles and volume of rectangular prisms).EE.8.G.9

Statistics and Probability8.SP

  • A.

    Supporting Cluster: Investigate patterns of association in bivariate data.8.SP.A

    1. 4

      Construct a graph or table from given categorical data, and compare data categorized in the graph or table.EE.8.SP.4

Frequently asked questions

What grade levels do these standards cover?
Grade 8

Keep exploring

Keep exploring Essential Elements for Mathematics standards

Sibling grade bands, other subjects in this jurisdiction, and the same subject across other states.

More Iowa Essential Elements for Mathematics sets

Essential Elements for Mathematics