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South Carolina Standards

South Carolina 4th grade math standards

Every 4th grade math standard in the 2025 South Carolina College- and Career-Ready Standards for Mathematics, in South Carolina's order, with the Lux lessons that teach it.

Measurement and Data

  1. 4.MGSR.2.1

    Calculate the value of a collection of coins and bills in real-world situations to determine whether there is enough money to make a purchase.

  2. 4.MGSR.2.4

    Measure weight in customary units and metric units to the nearest whole unit.

  3. 4.DPSR.1.2

    Solve one-step, real-world situations using whole number and fractional data represented in tables, scaled picture graphs, scaled bar graphs, or dot plots.

  4. 4.MGSR.2.5

    Convert customary units of length, weight, and liquid volume from a larger unit to a smaller unit, given direct comparisons of the two measurements and/or the unit equivalencies within a single system of measurement.

  5. 4.MGSR.1.1

    Apply perimeter formulas for rectangles to solve real-world situations including finding the perimeter, given the side lengths, and finding an unknown side length.

  6. 4.MGSR.2.3

    Measure length to the nearest quarter inch.

  7. 4.DPSR.2.1

    Determine the possible outcomes of a simple event and record the probability as certain, possible, or impossible.

  8. 4.MGSR.2.2

    Solve real-world situations involving addition and subtraction of time intervals within 60 minutes to find elapsed time, start time, or end time.

  9. 4.MGSR.1.2

    Apply area formulas for rectangles to solve real-world situations.

  10. 4.DPSR.1.1

    Collect and organize numerical and categorical data based on observations, investigations, surveys, and experiments using tables, scaled bar graphs, or dot plots.

Number and Operations—Fractions

  1. 4.NR.2.2

    Compare decimal numbers to the hundredths using the benchmarks 0, 0.5, and 1.0, concrete area, and linear models.

  2. 4.PAFR.2.3

    Represent and compute the product of a whole number times a unit fraction.

  3. 4.NR.2.4

    Represent the composition and decomposition of fractions with the same denominator, including mixed numbers and fractions greater than 1, using multiple representations.

  4. 4.NR.2.3

    Generate equivalent fractions, including fractions greater than 1, using multiple representations.

  5. 4.NR.2.6

    Compare fractions and mixed numbers with like and unlike denominators applying benchmark fractions such as 0, 1/2, and 1 using the symbols for is equal to (=), is less than (<), or is greater than (>).

  6. 4.PAFR.2.4

    Interpret a fraction as an equal sharing division situation, where a quantity (the numerator) is divided into equal parts (the denominator) to include real-world situations.

  7. 4.PAFR.2.1

    Use a strategy to accurately compute sums and differences of fractions with like denominators and justify the reasonableness of the answer.

  8. 4.NR.2.1

    Represent fractions with denominators of 10 and 100 in words, models, and decimal notations.

  9. 4.PAFR.2.2

    Use fraction and decimal equivalencies to add and subtract tenths and hundredths, to include mixed numbers and fractions greater than 1.

  10. 4.NR.2.5

    Explain and demonstrate how a mixed number is equivalent to a fraction greater than 1 and how a fraction greater than 1 is equivalent to a mixed number.

Number and Operations in Base Ten

  1. 4.PAFR.1.4

    Use a strategy to divide up to a four-digit dividend by a one-digit divisor, with and without remainders. Justify the calculation.

  2. 4.NR.1.2

    Estimate sums, differences, products, and quotients of multi-digit whole numbers, using rounding and place value to determine the reasonableness of real-world problem solutions.

  3. 4.PAFR.1.1

    Use a strategy to accurately compute sums and differences of whole numbers up to 100,000 and justify the sum or difference.

  4. 4.PAFR.1.2

    Compute the product of a one-digit whole number times a multiple of 10 (from 10 to 90) and 100 (from 100 to 900) based on place value and properties of operations.

  5. 4.NR.1.3

    Order whole numbers within 999,999 (no more than 3) in ascending or descending order and record the comparison(s) using symbols for is less than (<) and/or is greater than (>).

  6. 4.PAFR.1.3

    Decompose numbers by the value of each digit to multiply whole numbers up to four digits by a one-digit number and two 2-digit whole numbers.

  7. 4.NR.1.1

    Read and write whole numbers through the millions period (0 to 999,999,999) in word, standard, and equations in expanded form.

Operations and Algebraic Thinking

  1. 4.PAFR.3.3

    Solve real-world situations involving multiplicative comparison situations and write equations to represent the problem using a variable for the unknown.

  2. 4.PAFR.3.1

    Find all factor pairs for a whole number in the range 1–50. Determine whether the whole number is prime or composite.

  3. 4.PAFR.3.4

    Solve two-step, real-world situations using the four operations involving whole number answers. Represent the problem using an equation with a variable as the unknown in any position.

  4. 4.PAFR.3.2

    Describe and extend a numerical pattern that follows a rule using function tables and real-world situations.

Geometry

  1. 4.MGSR.3.1

    Classify triangles according to side length (isosceles, equilateral, scalene) and angle measure (acute, obtuse, right, equiangular).

  2. 4.MGSR.3.2

    Classify quadrilaterals in a hierarchy based on their shared attributes.

All South Carolina grades

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