IXL Math - Washington sixth-grade math standards

$WA Flag$

Washington

Skills available for Washington sixth-grade math standards

Standards are in black and IXL math skills are in blue. Hold your mouse over the name of a skill to view a sample problem. Click on the name of a skill to practice that skill.

Printable version

6.1 Multiplication and division of fractions and decimals

6.1.A Compare and order non-negative fractions, decimals, and integers using the number line, lists, and the symbols <, >, or =.
6.1.B Represent multiplication and division of non-negative fractions and decimals using area models and the number line, and connect each representation to the related equation.
6.1.C Estimate products and quotients of fractions and decimals.
6.1.D Fluently and accurately multiply and divide non-negative fractions and explain the inverse relationship between multiplication and division with fractions.
6.1.E Multiply and divide whole numbers and decimals by 1000, 100, 10, 1, 0.1, 0.01, and 0.001.
- Multiply and divide decimals: Multiply and divide decimals by powers of ten (Sixth grade - O.6)
6.1.F Fluently and accurately multiply and divide non-negative decimals.
6.1.G Describe the effect of multiplying or dividing a number by one, by zero, by a number between zero and one, and by a number greater than one.
- Multiplication: Properties of multiplication (Sixth grade - K.9)
6.1.H Solve single- and multi-step word problems involving operations with fractions and decimals and verify the solutions.

6.2 Mathematical expressions and equations

6.2.A Write a mathematical expression or equation with variables to represent information in a table or given situation.
6.2.B Draw a first-quadrant graph in the coordinate plane to represent information in a table or given situation.
6.2.C Evaluate mathematical expressions when the value for each variable is given.
6.2.D Apply the commutative, associative, and distributive properties, and use the order of operations to evaluate mathematical expressions.
6.2.E Solve one-step equations and verify solutions.
- Algebra: Solve one-step equations with whole numbers (Sixth grade - P.5)
- Algebra: Solve one-step equations involving decimals, fractions, and mixed numbers (Sixth grade - P.6)
6.2.F Solve word problems using mathematical expressions and equations and verify solutions.
- Algebra: Solve word problems involving two-variable equations (Sixth grade - P.3)
- Algebra: Does (x, y) satisfy an equation? (Sixth grade - P.13)

6.3 Ratios, rates, and percents

6.3.A Identify and write ratios as comparisons of part-to-part and part-to-whole relationships.
- Ratios, proportions, and percents: Write a ratio to describe objects in a picture (Sixth grade - Z.1)
6.3.B Write ratios to represent a variety of rates.
- Ratios, proportions, and percents: Unit rates and equivalent rates (Sixth grade - Z.4)
6.3.C Represent percents visually and numerically, and convert between the fractional, decimal, and percent representations of a number.
- Ratios, proportions, and percents: What percentage is illustrated? (Fifth grade - U.8)
- Ratios, proportions, and percents: Convert between percents, fractions, and decimals (Sixth grade - Z.6)
6.3.D Solve single- and multi-step word problems involving ratios, rates, and percents, and verify the solutions.
6.3.E Identify the ratio of the circumference to the diameter of a circle as the constant pi , and recognize 22/7 and 3.14 as common approximations of pi.
- Geometry: Circles: calculate area, circumference, radius, and diameter (Sixth grade - Y.23)
6.3.F Determine the experimental probability of a simple event using data collected in an experiment.
6.3.G Determine the theoretical probability of an event and its complement and represent the probability as a fraction or decimal from 0 to 1 or as a percent from 0 to 100.
- Probability: Probability of one event (Sixth grade - AA.2)

6.4 Two- and three-dimensional figures

6.4.A Determine the circumference and area of circles.
- Geometry: Circles: calculate area, circumference, radius, and diameter (Sixth grade - Y.23)
6.4.B Determine the perimeter and area of a composite figure that can be divided into triangles, rectangles, and parts of circles.
- Geometry: Area of compound figures (Fifth grade - B.18)
- Geometry: Area and perimeter of irregular figures (Fifth grade - B.19)
6.4.C Solve single- and multi-step word problems involving the relationships among radius, diameter, circumference, and area of circles, and verify the solutions.
- Geometry: Circles: calculate area, circumference, radius, and diameter (Sixth grade - Y.23)
6.4.D Recognize and draw two-dimensional representations of three-dimensional figures.
- Geometry: Nets of 3-dimensional figures (Fifth grade - B.10)
- Geometry: Front, side, and top view (Sixth grade - Y.26)
6.4.E Determine the surface area and volume of rectangular prisms using appropriate formulas and explain why the formulas work.
- Geometry: Volume and surface area (Sixth grade - Y.27)
6.4.F Determine the surface area of a pyramid.
- Geometry: Volume and surface area (Sixth grade - Y.27)
6.4.G Describe and sort polyhedra by their attributes: parallel faces, types of faces, number of faces, edges, and vertices.
- Geometry: Identify polyhedra and count faces, edges, and vertices (Sixth grade - Y.24)
- Geometry: Which figure is being described? (Sixth grade - Y.25)

6.5 Additional Key Content

6.5.A Use strategies for mental computations with non-negative whole numbers, fractions, and decimals.
6.5.B Locate positive and negative integers on the number line and use integers to represent quantities in various contexts.
- Integers: Understanding integers (Sixth grade - C.1)
- Integers: Number lines with integers (Sixth grade - C.3)
6.5.C Compare and order positive and negative integers using the number line, lists, and the symbols <, >, or =.
- Integers: Compare and order integers (Sixth grade - C.4)

6.6 Reasoning, problem solving, and communication

6.6.A Analyze a problem situation to determine the question(s) to be answered.
- Geometry: Area and perimeter: word problems (Fifth grade - B.20)
6.6.B Identify relevant, missing, and extraneous information related to the solution to a problem.
6.6.C Analyze and compare mathematical strategies for solving problems, and select and use one or more strategies to solve a problem.
- Division: Divisibility rules (Sixth grade - L.1)
- Problem solving and estimation: Distance/direction to starting point (Sixth grade - M.4)
6.6.D Represent a problem situation, describe the process used to solve the problem, and verify the reasonableness of the solution.
- Problem solving and estimation: Guess-and-check word problems (Sixth grade - M.3)
6.6.E Communicate the answer(s) to the question(s) in a problem using appropriate representations, including symbols and informal and formal mathematical language.
6.6.F Apply a previously used problem-solving strategy in a new context.
6.6.G Extract and organize mathematical information from symbols, diagrams, and graphs to make inferences, draw conclusions, and justify reasoning.
6.6.H Make and test conjectures based on data (or information) collected from explorations and experiments.