IXL Math - DoDEA third-grade math standards

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DoDEA

Skills available for DoDEA third-grade math standards

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3.M1 Numbers and Operations

3.M.1a read, write, and interpret the place value for each digit in whole numbers up to 10,000;
3.M.1b read, write, and interpret the place value for each digit in decimal numbers between 0 and 1 through hundredths;
- Decimals: What decimal number is illustrated? (Third grade - R.1)
- Decimals: Place values in decimal numbers (Fourth grade - S.3)
3.M.1c identify and generate equivalent forms of common fractions less than one whole, e.g., halves, thirds, quarters, fifths, and tenths; and explain their relationship to a whole;
3.M.1d identify odd and even numbers up to 10,000, identify factors or multiples of a given number, and describe their characteristics;
3.M.1e compare whole numbers, up to 10,000, using mathematical symbols (>, <, =) and words (greater than, less than, equal to) and arrange them in numerical order;
3.M.1f explain the relationship between multiplication and division as inverse operations;
- Properties: Relate multiplication and division (Third grade - H.8)
3.M.1g explain and solve problems involving the sum or difference of two whole numbers up to 10,000;
3.M.1h explain and solve problems involving the multiplication of two whole numbers where factors are 99 or less;
3.M.1i demonstrate and explain multiplication and division through the use of representations and mathematical symbols where factors are 99 or less;
3.M.1j develop and use strategies to estimate the results of whole number addition and subtraction and verify;
- Estimation and rounding: Estimate sums (Third grade - J.5)
3.M.1k solve multi-step problems for using mathematical tools and strategies involving addition, subtraction, and multiplication;
- Mixed operations: Multi-step word problems (Third grade - G.2)
- Mixed operations: Missing operators (Third grade - G.3)

3.M2 Algebra

3.M.2a identify, describe using their own words, and extend the rules of repeating, number, and growing patterns;
3.M.2b make predictions, identify relationships, and solve problems by using a relationship between two quantities;
- Logical reasoning: Find the order (Third grade - K.3)
- Logical reasoning: Age puzzles (Third grade - K.4)
3.M.2c demonstrate mathematical relationships of quantity in the form of numeric expressions, equations, or inequalities with mathematical symbols;
- Equations and variables: Write variable equations to represent word problems (Third grade - I.4)
- Estimation and rounding: Solve inequalities using estimation (Third grade - J.4)
3.M.2d solve open sentences by representing an expression in more than one way using the commutative and associative properties of multiplication;
3.M.2e organize and order data in tables to discover patterns and make predictions;
3.M.2f identify and describe the difference between qualitative and quantitative changes;

3.M3 Geometry

3.M.3a identify and compare two-dimensional shapes and three-dimensional objects using attributes and properties, e.g., sides and angles in two-dimensional shapes, faces and edges in three-dimensional objects;
- Geometry: Identify planar and solid shapes (Third grade - P.1)
- Geometry: Count and compare sides, edges, faces, and vertices (Third grade - P.2)
3.M.3b identify and describe the relative size of angles using right angles as a reference;
- Geometry: Angles: greater than, less than, or equal to a right angle (Third grade - P.9)
3.M.3c use coordinate systems to specify locations and describe paths;
- Graphs: Coordinate graphs I (Third grade - N.1)
- Graphs: Coordinate graphs II (Third grade - N.2)
3.M.3d verify if two-dimensional shapes have symmetry by drawing vertical, horizontal, and diagonal drawing lines;
- Geometry: Symmetry (Third grade - P.3)
3.M.3e build, draw, and analyze two-dimensional shapes;

3.M4 Measurement

3.M.4a describe the relationship of units within the customary and metric measurement systems;
3.M.4b use accurate vocabulary to describe measurements of length, volume, and weight;
- Measurement: Which customary unit is appropriate? (Third grade - O.3)
- Measurement: Which metric unit is appropriate? (Third grade - O.9)
3.M.4c select units, strategies, and tools to estimate and calculate perimeter and area of two-dimensional shapes;
- Geometry: Perimeter (Third grade - P.6)
- Geometry: Area (Third grade - P.7)
3.M.4d use measurement tools and techniques to construct a figure;
3.M.4e select standard units and tools to compare the attributes of two-dimensional shapes and three-dimensional objects;
3.M.4f select units and develop strategies for estimating the perimeter of irregular two-dimensional shapes;
3.M.4g measure temperature in Celsius and Fahrenheit;
- Measurement: Read a thermometer (Third grade - O.1)
- Measurement: Reasonable temperature (Third grade - O.2)
3.M.4h tell time to the nearest minute and find how much time has elapsed;

3.M5 Data Analysis and Probability

3.M.5a develop and implement a plan to collect and organize data to address a given question;
3.M.5b translate information from one data representation to a graph or table, e.g., frequency table, bar graph, picture graph, line plot;
3.M.5c Analyze and interpret information by writing at least one statement to support a conclusion or prediction with evidence from data;
3.M.5d organize and graphically display data using categories and intervals;
- Graphs: Venn diagrams (Third grade - N.7)
3.M.5e describe characteristics of graphically represented data, e.g., median, mode, range;
- Probability and statistics: Mean, median, mode, and range (Third grade - S.2)
- Probability and statistics: Interpret charts to find mean, median, mode, and range (Third grade - S.3)
3.M.5f examine graphs and tables that display the same set of data to identify what each representation contributes to the interpretation of data and conclusions drawn;
- Data, charts, and graphs: Choose the best type of graph (Fourth grade - J.7)
3.M.5g represent the possible outcomes for a simple probability situation;
- Probability and statistics: Certain, probable, unlikely, and impossible (Third grade - S.1)
- Probability and statistics: Combinations (Third grade - S.4)