DoDEA sixth-grade math standards

IXL's sixth-grade skills will be aligned to the 1999 DoDEA Content Standards soon! Until then, you can view a complete list of sixth-grade standards below. Be sure to check out the unlimited math practice problems in IXL's 241 sixth-grade skills.

6.M1 Numbers and Operations
  • 6.M1a Decompose and recompose whole numbers using factors and exponents;
  • 6.M1b Find and use prime factorization of composite numbers;
  • 6.M1c Use simple expressions involving integers to represent and solve problems;
  • 6.M1d Compare and order positive and negative decimals and fractions and find their locations on a number line;
  • 6.M1e Interpret and use ratios in different contexts to show relative sizes of two quantities, using appropriate notations, i.e., a/b, a to b, a:b;
  • 6.M1f Use order of operations, including the use of exponents, decimals, rational numbers, to simplify numerical expressions;
  • 6.M1g Explain the meaning and effects of arithmetic operations with positive numbers to include fractions, decimals, and percents;
  • 6.M1h Perform fraction and decimal computations and justify the solutions;
  • 6.M1i Estimate reasonableness of solutions to problems involving fractions and decimals;
  • 6.M1j Select and use appropriate methods and tools for computing with fractions and decimals.
6.M2 Algebra
  • 6.M2a Recognize and generate equivalent forms of algebraic expressions.
  • 6.M2b Explain how the commutative, associative and distributive properties generate equivalent forms;
  • 6.M2c Solve simple linear equations and inequalities;
  • 6.M2d Use symbolic algebra to represent situations, i.e., relationships found in geometry;
  • 6.M2e Evaluate simple expressions by replacing variables with given values, and use formulas in problem-solving situations;
  • 6.M2f Create and interpret tables and graphs to draw conclusions and make predictions;
  • 6.M2g Create and compare representations that display constant and varying rates of change.
6.M3 Geometry
  • 6.M3a Describe and classify two- and three-dimensional shapes using their defining properties;
  • 6.M3b Identify and plot points on a coordinate plane in all quadrants;
  • 6.M3c Describe sizes, positions, orientations of shapes, after rotations, reflections, and translations;
  • 6.M3d Recognize, explain, and perform up to two transformations on two-dimensional shapes;
  • 6.M3e Draw and identify two-dimensional geometric figures with specific side length or angle measure;
  • 6.M3f Describe and use properties of similarity and congruency with two-dimensional figures to solve problems.
6.M4 Measurement
  • 6.M4a Explain the relationship between area and perimeter of a rectangle when one attribute is changed and the other remains constant;
  • 6.M4b Investigate the precision of measurement required for tasks as well as the capability/accuracy of the instruments;
  • 6.M4c Develop and use formulas to find the perimeters and areas of triangles and quadrilaterals and to find the area and circumference of circles;
  • 6.M4e Find the perimeter and area of irregular polygons;
  • 6.M4f Identify rate as a form of measurement based on time, i.e., mph, rpm, cc/min.
6.M5 Data Analysis and Probability
  • 6.M5a Read and use graphical representations to make predictions and/or draw conclusions;
  • 6.M5b Formulate questions, design a study, and evaluate the data to reach a conclusion about characteristics shared by two populations or different characteristics that exist within a population;
  • 6.M5c Identify the measures of central tendency and spread of a data set to describe what it indicates about the data set;
  • 6.M5d Explain the effects of scale and/or interval changes in graphs that lead to misunderstandings;
  • 6.M5e Select, construct, interpret, and justify the appropriate graphical representation of data;
  • 6.M5f Use 0, 1, and ratios between 0 and 1 to represent the probability of outcomes for an event;
  • 6.M5g Describe and model all possible outcomes of simple events using tree diagrams, organized lists, etc.;
  • 6.M5h Explain why the sum of the probabilities of all possible outcomes of a particular event is one.