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North Carolina Math Standards - 3rd Grade
MathScore aligns to the North Carolina Math Standards for 3rd Grade. The standards appear below along with the MathScore topics that match. If you click on a topic name, you will see sample problems at varying degrees of difficulty that MathScore generated. When students use our program, the difficulty of the problems will automatically adapt based on individual performance, resulting in not only true differentiated instruction, but a challenging game-like experience.
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Number and Operations
3.N.1 Understand the numerical value of whole numbers 0 to 10,000.3.N.1.1 Represent whole numbers using models, words, numbers (symbolic) and expanded form by composing and decomposing. (Counting Squares , Place Value to 1000 , Place Value )
3.N.1.2 Compare whole numbers less than 10,000 with symbols (<, >) and words. (Number Comparison , Order Numbers to 1000 )
3.N.1.3 Illustrate composing a higher-value number by multiplying by 10 and composing a lower-value number by dividing by 10. (Multiply By Multiples Of 10 )
3.N.2 Use strategies to solve multi- digit addition and subtraction problems.
3.N.2.1 Use multiple strategies to solve multi-digit, single-step and multi-step addition and subtraction problems. (Addition Grouping , Long Addition to 1000 , Long Addition , Long Subtraction , Basic Addition to 1000 , Basic Subtraction to 1000 , Long Subtraction to 1000 )
3.N.2.2 Use estimation to determine the reasonableness of solutions (Rounding Numbers , Estimated Addition , Estimated Subtraction )
3.N.3 Understand multiplication and division and their relationship using facts 0-10. (Inverse Equations 2 )
3.N.3.1 Illustrate the meaning of multiplication and division using multiple models. (Understanding Multiplication , Understanding Division )
3.N.3.2 Use estimation, properties and efficient strategies to solve single step multiplication and division problems. (Beginner Multiplication , Fast Multiplication , Fast Multiplication Reverse , Multiplication Facts Strategies , Fast Division , Missing Factor , Arithmetic Word Problems , Basic Word Problems 2 )
3.N.4 Understand the meaning of fractions as sharing equally (equipartitioning) using models.
3.N.4.1 Illustrate equal parts (equipartitioning) with situations involving numbers less than one and mixed numbers greater than one. (Fraction Pictures )
3.N.4.2 Represent fractions or mixed numbers using symbolic notation (a/b). (Fraction Pictures )
3.N.4.3 Represent equivalent fractions with models by composing and decomposing fractions into equivalent fractions (using related fractions: halves, fourths, eighths; thirds, sixths). (Basic Fraction Comparison , Fraction Comparison , Basic Fraction Simplification )
3.N.4.4 Compare a given fraction to benchmark numbers of 0, ½, 1, using a variety of strategies. (Basic Fraction Comparison , Fraction Comparison )
3.N.4.5 Represent a fair share of a collection of discrete items as the amount per person (the unit ratio or n:1).
Algebra
3.A.1 Illustrate the associative, commutative and the identity properties of multiplication.3.A.1.1 Represent properties of multiplication with models, including arrays, and equations. (Associative Property 2 , Commutative Property 2 )
3.A.2 Use the concept of equality with unknown quantities.
3.A.2.1 Use the concept of equality to solve problems with unknown quantities. (Missing Factor , Missing Term )
3.A.3 Analyze numeric and non- numeric patterns.
3.A.3.1 Indentify the type of pattern in numeric and non-numeric patterns.
3.A.3.2 Predict missing terms in patterns. (Patterns: Numbers , Patterns: Shapes )
3.A.3.3 Understand patterns to translate it into new forms.
Geometry
3.G.1 Classify figures according to their properties.3.G.1.1 Classify two-dimensional figures according to their properties to develop definitions of classes of shapes such as quadrilaterals. (Polygon Names )
3.G.1.2 Classify three-dimensional figures according to their properties to develop definitions of classes of shapes such as pyramids.
3.G.2 Represent points, paths, lines and geometric figures on a rectangular coordinate grid.
3.G.2.1 Represent points with whole number and letter coordinates on a rectangular coordinate grid.
3.G.2.2 Infer possible paths along the grid between given points on a rectangular coordinate grid.
3.G.2.3 Represent geometric figures with vertices at points on a coordinate grid.
3.G.2.4 Identify parallel and perpendicular lines on a rectangular coordinate grid. (Parallel and Perpendicular Lines )
Measurement
3.M.1 Use metric units to measure length, weight*, capacity, and temperature to solve problems.*More properly mass, but most commonly understood as weight at this grade band.
3.M.1.1 Select the most appropriate metric unit and tool to measure selected attributes; length (mm, cm, dm, m, km), weight (g, kg), capacity (mL, L) and temperature (°C) measurements.
3.M.1.2 Apply the processes of measurement (partitioning, transitivity, iteration and compensatory principle) to length and capacity.
3.M.1.3 Use estimation to interpret the reasonableness of length (cm, dm, m, km), weight (g, kg), capacity (ml, L) and temperature (°C) measurements.
3.M.2 Understand how to determine area.
3.M.2.1 Use rectangles and composite rectangular shapes to find area. (Perimeter and Area of Composite Figures )
3.M.3 Use clocks to tell time.
3.M.3.1 Use analog and digital clocks to tell time to the nearest 5 minutes. (Telling Time )
3.M.3.2 Use various phrases to read time (quarter `til, noon, etc.).
Statistics and Probability
3.S.1 Interpret data from statistical investigations. (Tally and Pictographs , Bar Graphs )3.S.1.1 Represent tables and bar graphs (with frequency intervals of 1, 2, 5 or 10).
3.S.1.2 Interpret data to identify shape (cluster, gap, and trend), center (typicality or mode) and range (variability) of the data set.
3.S.2 Explain results of simple probability experiments.
3.S.2.1 Understand the events of probability as being certain, likely, equally likely, unlikely, possible or impossible.
3.S.2.2 Explain the outcomes of simple probability experiments. (Probability )
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