IXL Math - South Dakota fourth-grade math standards

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South Dakota

Skills available for South Dakota fourth-grade math standards

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4.A Algebra

4.A.1 Use procedures to transform algebraic expressions.
4.A.1.1 Students are able to simplify whole number expressions involving addition, subtraction, multiplication, and division.
4.A.1.2 Students are able to recognize and use the commutative property of addition and multiplication.
- Addition: Properties of addition (Fourth grade - B.4)
- Multiplication: Properties of multiplication (Fourth grade - D.5)
4.A.1.3 Students are able to relate the concepts of addition, subtraction, multiplication, and division to one another.
- Division: Properties of division (Fourth grade - E.3)
4.A.2 Use a variety of algebraic concepts and methods to solve equations and inequalities.
4.A.2.1 (Comprehension) Select appropriate relational symbols (<, >, =) to make number sentences true.
4.A.2.2 Students are able to simplify a two-step equation using whole numbers.
- Algebra: Solve variable equations (Fourth grade - G.6)
4.A.3 Interpret and develop mathematical models.
4.A.3.1 Students are able to write and solve number sentences that represent one-step word problems using whole numbers.
- Algebra: Write variable expressions: word problems (Fourth grade - G.2)
- Algebra: Write variable equations to represent word problems (Fourth grade - G.5)
4.A.4 Describe and use properties and behaviors of relations, functions and inverses.
4.A.4.1 Students are able to solve problems involving pattern identification and completion of patterns.

4.G Geometry

4.G.1 Use deductive and inductive reasoning to recognize and apply properties of geometric figures.
4.G.1.1 Students are able to identify the following plane and solid figures: pentagon, hexagon, octagon, pyramid, rectangular prism, and cone.
4.G.1.2 Students are able to identify parallel, perpendicular, and intersecting lines.
- Geometry: Parallel, perpendicular, intersecting (Fourth grade - P.21)
4.G.2 Use properties of geometric figures to solve problems from a variety of perspectives.
4.G.2.1 Students are able to compare geometric figures using size, shape, orientation, congruence, and similarity.
4.G.2.2 Students are able to identify a slide (translation) of a given figure.
- Geometry: Reflection, rotation, and translation (Third grade - P.5)

4.M Measurement

4.M.1 Apply measurement concepts in practical applications.
4.M.1.1 Students are able to identify equivalent periods of time and solve problems.
4.M.1.2 Students are able to solve problems involving money including unit conversion.
4.M.1.3 Students are able to use scales of length, temperature, capacity, and weight.
4.M.1.4 Students are able to measure length to the nearest quarter inch.

4.N Number Sense

4.N.1 Analyze the structural characteristics of the real number system and its various subsystems. Analyze the concept of value, magnitude, and relative magnitude of real numbers.
4.N.1.1 Students are able to read, write, order, and compare numbers from.01 to 1,000,000.
4.N.1.2 Students are able to find multiples of whole numbers through 12.
- Multiplication: Choose the multiples of a given number up to 12 (Fourth grade - D.2)
4.N.1.3 Students are able to use a number line to compare numerical value of fractions or mixed numbers (fourths, halves, and thirds).
4.N.1.4 Students are able to interpret negative integers in temperature.
- Place value and number sense: Understanding integers (Fifth grade - A.8)
4.N.2 Apply number operations with real numbers and other number systems.
4.N.2.1 Students are able to find the products of two-digit factors and quotient of two natural numbers using a one-digit divisor.
4.N.2.2 Students are able to add and subtract decimals with the same number of decimal places.
4.N.3 Develop conjectures, predictions, or estimations to solve problems and verify or justify the results.
4.N.3.1 Students are able to estimate sums and differences in whole numbers and money to determine if a given answer is reasonable.

4.S Statistics and Probability

4.S.1 Use statistical models to gather, analyze, and display data to draw conclusions.
4.S.1.1 Students are able to interpret data from graphical representations and draw conclusions.
4.S.1.2 Given a small ordered data set of whole number data points (odd number of points), students are able to identify the median, mode, and range.
- Probability and statistics: Mean, median, mode, and range (Fourth grade - U.3)
- Probability and statistics: Interpret charts to find mean, median, mode, and range (Fourth grade - U.4)
4.S.2 Apply the concepts of probability to predict events/outcomes and solve problems.
4.S.2.1 Students are able to determine the probability of simple events limited to equally likely and not equally likely outcomes.
- Probability and statistics: Calculate probability (Fourth grade - U.1)