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North Carolina (2028–29) grade 3 math worksheets

Every North Carolina 2028–29 grade 3 math standard by its own code, with the printable sheets that practise it: 58 of 58 have sheets. New problems every time, answer keys and a one-page guide for grown-ups. Free, no sign-up.

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Algebraic & numerical reasoning

3.ANR.1.1
Read and write numbers to 10,000 and know each digit's value.
Numbers to 10,000Sheet, answer key and guide
3.ANR.1.2
Write numbers to 10,000 in standard, expanded and word form.
Numbers to 10,000Sheet, answer key and guide
3.ANR.1.3
Show numbers up to 1,000 in different ways by regrouping.
Numbers to 10,000Sheet, answer key and guide Hundreds, tens and onesGrade 2 sheet
3.ANR.1.4
Add or subtract multiples of 10, 100 or 1,000 to numbers up to 10,000 in your head.
Numbers to 10,000Sheet, answer key and guide Estimating sums and differencesSheet, answer key and guide Adding and subtracting 10 or 100Grade 2 sheet
3.ANR.1.5
Compare and order numbers to 10,000 with >, <, = and ≠.
Numbers to 10,000Sheet, answer key and guide Number lines to 10,000Sheet, answer key and guide
3.ANR.2.1
Solve one-step story problems adding and subtracting within 1,000.
Strip diagramsSheet, answer key and guide Adding and subtracting within 1000Grade 2 sheet Adding and subtracting within 1000Sheet, answer key and guide
3.ANR.2.2
Add and subtract within 1,000 using expanded form, properties, and how adding and subtracting undo each other.
Estimating sums and differencesSheet, answer key and guide Strip diagramsSheet, answer key and guide Adding and subtracting within 1000Grade 2 sheet Checking strategiesGrade 2 sheet Rounding to 10 and 100Sheet, answer key and guide Adding and subtracting within 1000Sheet, answer key and guide
3.ANR.2.3
Build fluency adding and subtracting within 1,000 by comparing strategies.
Checking strategiesGrade 2 sheet Adding and subtracting within 1000Sheet, answer key and guide
3.ANR.3.1
Understand factors up to 10 as the number of groups and the size of each group.
Equal groupsSheet, answer key and guide Multiplying with propertiesSheet, answer key and guide
3.ANR.3.2
Multiply within 10 × 10 by repeated adding, skip counting, splitting a factor or switching the order.
Equal groupsSheet, answer key and guide Multiplying with propertiesSheet, answer key and guide
3.ANR.3.3
Solve equal-groups and array multiplication story problems with factors to 10.
Multiplication and division storiesSheet, answer key and guide Missing factorsSheet, answer key and guide
3.ANR.3.4
Write a multiplication equation with an unknown for a story problem.
Multiplication and division storiesSheet, answer key and guide Missing factorsSheet, answer key and guide
3.ANR.3.5
Find patterns in multiplication on hundred charts, tables and number lines.
Patterns in tablesSheet, answer key and guide
3.ANR.3.6
Multiply a one-digit number by a multiple of 10 up to 90.
Multiplying by tensSheet, answer key and guide
3.ANR.4.1
Understand a division with divisor and answer up to 10 as the number of groups and the size of each group.
Sharing equallySheet, answer key and guide
3.ANR.4.2
Divide within 10 × 10 by repeated adding or subtracting, skip counting, or splitting a factor.
Sharing equallySheet, answer key and guide Division as a missing factorSheet, answer key and guide
3.ANR.4.3
Solve equal-groups and array division story problems within 10 × 10.
Multiplication and division storiesSheet, answer key and guide Missing factorsSheet, answer key and guide
3.ANR.4.4
Write a division equation with an unknown for a story problem.
Multiplication and division storiesSheet, answer key and guide Missing factorsSheet, answer key and guide
3.ANR.5.1
Explain how a story problem shows multiplying or dividing.
Multiplication and division storiesSheet, answer key and guide Missing factorsSheet, answer key and guide
3.ANR.5.2
Use multiplication to divide, and division to multiply.
Missing factorsSheet, answer key and guide Division as a missing factorSheet, answer key and guide Times tablesSheet, answer key and guide
3.ANR.5.3
Decide and explain whether two multiplication or division expressions within 100 are equal.
True or false: × and ÷Sheet, answer key and guide
3.ANR.5.4
Know multiplication and division facts to 10 × 10 using strategies.
Missing factorsSheet, answer key and guide Times tablesSheet, answer key and guide
3.ANR.5.5
Know the 0s, 1s, 2s, 5s and 10s facts by heart.
Missing factorsSheet, answer key and guide Times tablesSheet, answer key and guide
3.ANR.6.1
Solve two-step story problems with adding, subtracting and multiplying.
Two-step story problemsSheet, answer key and guide
3.ANR.6.2
Estimate sums, differences, products and quotients in one- and two-step story problems.
Estimating sums and differencesSheet, answer key and guide Estimating with all four operationsGrade 5 sheet Two-step story problemsSheet, answer key and guide
3.ANR.7.1
Know a unit fraction is one of the equal parts of a whole (halves, thirds, fourths, sixths, eighths).
Fractions of a wholeSheet, answer key and guide Equal parts as fractionsSheet, answer key and guide
3.ANR.7.2
Find unit fractions on area and length models (halves, thirds, fourths, sixths, eighths).
Fraction stripsSheet, answer key and guide Fractions of a wholeSheet, answer key and guide Equal parts as fractionsSheet, answer key and guide
3.ANR.7.3
Explain with area models what a fraction's numerator counts (halves, thirds, fourths, sixths, eighths).
Fractions in wordsSheet, answer key and guide Fractions of a wholeSheet, answer key and guide
3.ANR.7.4
Explain with a number line what a fraction's numerator counts (halves, thirds, fourths, sixths, eighths).
Fractions on a number lineSheet, answer key and guide
3.ANR.7.5
Find equivalent fractions with models: halves, fourths and eighths; thirds and sixths.
Equivalent and comparing fractionsSheet, answer key and guide
3.ANR.7.6
Know a fraction with the same top and bottom is one whole (halves, thirds, fourths, sixths, eighths).
Equivalent and comparing fractionsSheet, answer key and guide
3.ANR.7.7
Write whole numbers up to 4 as fractions (halves, thirds, fourths, sixths, eighths).
Equivalent and comparing fractionsSheet, answer key and guide
3.ANR.7.8
Know fractions can only be compared when they are of the same whole.
Equivalent and comparing fractionsSheet, answer key and guide
3.ANR.7.9
Compare and order fractions with the same numerator or denominator, using models and >, < or = (halves, thirds, fourths, sixths, eighths).
Equivalent and comparing fractionsSheet, answer key and guide

Spatial, geometric & measurement reasoning

3.SGMR.1.1
Draw points, lines, line segments, and parallel and perpendicular lines.
Lines, rays and segmentsGrade 4 sheet
3.SGMR.1.2
Find points, lines, segments, and parallel and perpendicular lines in shapes.
Lines, rays and segmentsGrade 4 sheet Classifying shapesGrade 4 sheet
3.SGMR.1.3
Know an angle is two rays with a shared endpoint.
Angles and degreesGrade 4 sheet Lines, rays and segmentsGrade 4 sheet
3.SGMR.1.4
Name angles as acute, right, obtuse or straight by comparing them to a square corner or a straight line.
Angles and degreesGrade 4 sheet Classifying shapesGrade 4 sheet
3.SGMR.1.5
Draw shapes that are and are not quadrilaterals.
QuadrilateralsSheet, answer key and guide
3.SGMR.1.6
Name parallelograms, rhombuses, rectangles, squares and trapezoids by their features.
QuadrilateralsSheet, answer key and guide
3.SGMR.2.1
Solve problems about start times, end times and time passed within an hour.
Time to the minuteSheet, answer key and guide
3.SGMR.2.2
Estimate length, capacity and weight in customary units using known benchmarks.
Pounds, ounces, cups and gallonsSheet, answer key and guide Estimating lengthGrade 2 sheet Liters and kilogramsSheet, answer key and guide Measuring to ¼ inchSheet, answer key and guide
3.SGMR.2.3
Measure length to the half and quarter inch, and in feet and yards.
Pounds, ounces, cups and gallonsSheet, answer key and guide Liters and kilogramsSheet, answer key and guide Measuring to ¼ inchSheet, answer key and guide
3.SGMR.2.4
Measure capacity in cups, pints, quarts and gallons.
Pounds, ounces, cups and gallonsSheet, answer key and guide
3.SGMR.2.5
Measure weight in ounces and pounds.
Pounds, ounces, cups and gallonsSheet, answer key and guide
3.SGMR.2.6
Solve one-step story problems with whole-number lengths, weights and capacities in the same customary unit, using +, −, × or ÷.
Pounds, ounces, cups and gallonsSheet, answer key and guide Length story problemsGrade 2 sheet Liters and kilogramsSheet, answer key and guide Measuring to ¼ inchSheet, answer key and guide Measurement story problemsGrade 4 sheet
3.SGMR.3.1
Find the area of a rectangle by covering it with unit squares.
What is area?Sheet, answer key and guide Measuring areaSheet, answer key and guide
3.SGMR.3.2
Find the area of rectangles with whole-number sides, including story problems.
Multiplication and division storiesSheet, answer key and guide Area by multiplyingSheet, answer key and guide
3.SGMR.3.3
Find a rectangle's area by splitting it into two smaller rectangles.
Area by multiplyingSheet, answer key and guide
3.SGMR.3.4
Find the perimeter of shapes with up to 8 sides, including story problems.
Perimeter as distance aroundSheet, answer key and guide PerimeterSheet, answer key and guide
3.SGMR.3.5
Use what you know about quadrilaterals and regular shapes to find a missing side from the perimeter.
PerimeterSheet, answer key and guide

Reasoning with data

3.RD.1.1
Ask questions that need data in groups to answer.
Frequency tablesSheet, answer key and guide Scaled graphsSheet, answer key and guide
3.RD.1.2
Decide what data answers a question, with up to 5 groups.
Frequency tablesSheet, answer key and guide Choosing and cleaning dataGrade 4 sheet Scaled graphsSheet, answer key and guide
3.RD.1.3
Plan how to collect data in groups to answer a question.
Frequency tablesSheet, answer key and guide Choosing and cleaning dataGrade 4 sheet Scaled graphsSheet, answer key and guide
3.RD.1.4
Collect data in groups to answer a question.
Frequency tablesSheet, answer key and guide Scaled graphsSheet, answer key and guide
3.RD.1.5
Show data on a frequency table, scaled bar graph or picture graph.
Frequency tablesSheet, answer key and guide Scaled graphsSheet, answer key and guide
3.RD.1.6
Describe and compare data, draw conclusions and back them up with the data.
Frequency tablesSheet, answer key and guide Scaled graphsSheet, answer key and guide
3.RD.1.7
Spot patterns in data and use them to make predictions.
Line graphsGrade 4 sheet Picture and bar graphsGrade 2 sheet Scaled graphsSheet, answer key and guide

Summaries are ours, in plain words. The same sheets by Common Core: Grade 3. North Carolina's standards are published by the North Carolina Department of Public Instruction; Mathness! isn't affiliated with or endorsed by it.

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