Missouri State Standards for Mathematics: Grade 3

MO.N.1. Number and Operations: Understand numbers, ways of representing numbers, relationships among numbers and number systems.

N.1.A. Read, write and compare numbers: read, write and compare whole numbers up to 10,000 (DOK 1; MA5 1.10)

N.1.B. Represent and use rational numbers: represents halves, thirds and fourths (DOK 1; MA5 1.10)

N.1.C. Compose and decompose numbers: recognize equivalent representations for the same number and generate them by decomposing and composing numbers including expanded notation (DOK 2; MA1 1.6)

N.1.D. Classify and describe numeric relationships: classify numbers by their characteristics, including odd and even (DOK 1; MA5 1.6)

MO.N.2. Number and Operations: Understand meanings of operations and how they relate to one another.

N.2.A. Represent operations: represent/model a given situation involving multiplication and related division using various models including sets, arrays, areas, repeated addition/subtraction, sharing and partitioning (DOK 2; MA1 1.10)

N.2.B. Describe effects of operations: describe the effects of adding and subtracting whole numbers as well as the relationship between the two operations (DOK 2; MA1 1.10)

MO.N.3. Number and Operations: Compute fluently and make reasonable estimates.

N.3.A. Describe or represent mental strategies: represent a mental strategy used to compute a given multiplication problem up to 9 x 9 (DOK 2; MA1 3.2)

N.3.B. Develop and demonstrate fluency: use strategies to develop fluency with basic number relationships (9 x 9) of multiplication and division (DOK 1; MA1 1.6)

N.3.C. Compute problems: apply and describe the strategy used to compute up to 3-digit addition or subtraction problems (DOK 2; MA1 32)

N.3.D. Estimate and justify solutions: estimate and justify sums and differences of whole numbers (DOK 3; MA1 3.2)

MO.A.1. Algebraic Relationships: Understand patterns, relations and functions.

A.1.A. Recognize and extend patterns: extend geometric (shapes) and numeric patterns to find the next term (DOK 2; MA4 1.6)

A.1.B. Create and analyze patterns: represent patterns using words, tables or graphs (DOK 2; MA4 1.6)

MO.A.2. Algebraic Relationships: Represent and analyze mathematical situations and structures using algebraic symbols.

A.2.A. Represent mathematical situations: using all operations, represent a mathematical situation as an expression or number sentence (DOK 2; MA4 1.10)

A.2.B. Describe and use mathematical manipulation: use the commutative, distributive and associative properties for basic facts of whole numbers (DOK 2; MA4 3.2)

MO.A.3. Algebraic Relationships: Use mathematical models to represent and understand quantitative relationships.

A.3.A. Use mathematical models: model problem situations, including multiplication with objects or drawings (DOK 2; MA4 1.6)

MO.A.4. Algebraic Relationships: Analyze change in various contexts.

A.4.A. Analyze change: describe quantitative change, such as students growing two inches in a year (DOK 2; MA4 1.6)

MO.G.1. Geometric and Spatial Relationships: Specify locations and describe spatial relationships using coordinate geometry and other representational systems.

G.1.A. Describe and use geometric relationships: compare and analyze 2-dimensional shapes by describing their attributes (circle, rectangle, rhombus, trapezoid, triangle) (DOK 2; MA2 1.10)

G.1.C. Compose and decompose shapes: predict the results of putting together and taking apart 2- and 3-dimensional shapes (DOK 3; MA2 1.6)

MO.G.2. Geometric and Spatial Relationships: Specify locations and describe spatial relationships using coordinate geometry and other representational systems.

G.2.A. Use coordinate systems: describe location using common language and geometric vocabulary (forward, back, left, right, north, south, east, west) (DOK 2; MA2 1.10)

MO.G.3. Geometric and Spatial Relationships: Apply transformations and use symmetry to analyze mathematical situations.

G.3.A. Use transformations on objects: determine if two objects are congruent through a slide, flip or turn (DOK 2; MA2 3.2)

G.3.D. Use symmetry: identify lines of symmetry in polygons (DOK 1; MA2 1.10)

MO.M.1. Measurement: Understand measurable attributes of objects and the units, systems and processes of measurement.

M.1.A. Determine unit of measurement: identify, justify and use the appropriate unit of measure (linear, time, weight) (DOK 3; MA2 3.1)

M.1.C. Tell and use units of time: tell time to the nearest five minutes (DOK 1; MA2 1.10)

M.1.D. Count and compute money: determine change from $5.00 and add and subtract money values to $5.00 (DOK 2; MA1 1.10)

MO.M.2. Measurement: Apply appropriate techniques, tools and formulas to determine measurements.

M.2.A. Use standard or non-standard measurement: use a referent for measures to make comparisons and estimates (DOK 2; MA2 1.6)

M.2.C. Apply geometric measurements: determine the perimeter of polygons (DOK 2; MA2 1.10)

MO.D.1. Data and Probability: Formulate questions that can be dressed with data and collect, organize, and display relevant data to answer them

D.1.A. Formulate questions: design investigations to address a given question (DOK 3; MA3 1.2)

D.1.C. Represent and interpret data: read and interpret information from line plots and graphs (bar, line, pictorial) (DOK 2; MA3 1.10)

MO.D.2. Data and Probability: Select and use appropriate statistical methods to analyze data.

D.2.A. Describe and analyze data: describe the shape of data and analyze it for patterns (DOK 2; MA3 1.6)

MO.D.3. Data and Probability: Develop and evaluate inferences and predictions that are based on data.

D.3.A. Develop and evaluate inferences: discuss events related to students' experiences as likely or unlikely (DOK 2; MA3 3.5)