Grade 3
Number Sense and Operations in Base Ten
- A.
Use place value understanding and properties of operations to perform multi-digit arithmetic.3.NBT.A
- 1.
Round whole numbers to the nearest 10 or 100.3.NBT.A.1
- 2.
Read, write and identify whole numbers within 100,000 using base ten numerals, number names and expanded form.3.NBT.A.2
- 3.
Demonstrate fluency with addition and subtraction within 1000.3.NBT.A.3
- 4.
Multiply whole numbers by multiples of 10 in the range 10-90.3.NBT.A.4
- 1.
Number Sense and Operations in Fractions
- A.
Develop understanding of fractions as numbers.3.NF.A
- 1.
Understand a unit fraction as the quantity formed by one part when a whole is partitioned into equal parts.3.NF.A.1
- 2.
Understand that when a whole is partitioned equally, a fraction can be used to represent a portion of the whole.3.NF.A.2
- a.
Describe the numerator as representing the number of pieces being considered.3.NF.A.2.a
- b.
Describe the denominator as the number of pieces that make the whole.3.NF.A.2.b
- a.
- 3.
Represent fractions on a number line.3.NF.A.3
- a.
Understand the whole is the interval from 0 to 1.3.NF.A.3.a
- b.
Understand the whole is partitioned into equal parts.3.NF.A.3.b
- c.
Understand a fraction represents the endpoint of the length a given number of partitions from 0.3.NF.A.3.c
- a.
- 4.
Demonstrate that two fractions are equivalent if they are the same size, or the same point on a number line.3.NF.A.4
- 5.
Recognize and generate equivalent fractions using visual models, and justify why the fractions are equivalent.3.NF.A.5
- 6.
Compare two fractions with the same numerator or denominator using the symbols >, = or <, and justify the solution.3.NF.A.6
- 7.
Explain why fraction comparisons are only valid when the two fractions refer to the same whole.3.NF.A.7
- 1.
Relationships and Algebraic Thinking
- A.
Represent and solve problems involving multiplication and division.3.RA.A
- 1.
Interpret products of whole numbers.3.RA.A.1
- 2.
Interpret quotients of whole numbers.3.RA.A.2
- 3.
Describe in words or drawings a problem that illustrates a multiplication or division situation.3.RA.A.3
- 4.
Use multiplication and division within 100 to solve problems.3.RA.A.4
- 5.
Determine the unknown number in a multiplication or division equation relating three whole numbers.3.RA.A.5
- 1.
- B.
Understand properties of multiplication and the relationship between multiplication and division.3.RA.B
- 6.
Apply properties of operations as strategies to multiply and divide.3.RA.B.6
- 6.
- C.
Multiply and divide within 100.3.RA.C
- 7.
Multiply and divide with numbers and results within 100 using strategies such as the relationship between multiplication and division or properties of operations. Know all products of two one-digit numbers.3.RA.C.7
- 8.
Demonstrate fluency with products within 100.3.RA.C.8
- 7.
- D.
Use the four operations to solve word problems.3.RA.D
- 9.
Write and solve two-step problems involving variables using any of the four operations.3.RA.D.9
- 10.
Interpret the reasonableness of answers using mental computation and estimation strategies including rounding.3.RA.D.10
- 9.
- E.
Identify and explain arithmetic patterns.3.RA.E
- 11.
Identify arithmetic patterns and explain the patterns using properties of operations.3.RA.E.11
- 11.
Geometry and Measurement
- A.
Reason with shapes and their attributes.3.GM.A
- 1.
Understand that shapes in different categories may share attributes and that the shared attributes can define a larger category.3.GM.A.1
- 2.
Distinguish rhombuses and rectangles as examples of quadrilaterals, and draw examples of quadrilaterals that do not belong to these subcategories.3.GM.A.2
- 3.
Partition shapes into parts with equal areas, and express the area of each part as a unit fraction of the whole.3.GM.A.3
- 1.
- B.
Solve problems involving the measurement of time, liquid volumes and weights of objects.3.GM.B
- 4.
Tell and write time to the nearest minute.3.GM.B.4
- 5.
Estimate time intervals in minutes.3.GM.B.5
- 6.
Solve problems involving addition and subtraction of minutes.3.GM.B.6
- 7.
Measure or estimate length, liquid volume and weight of objects.3.GM.B.7
- 8.
Use the four operations to solve problems involving lengths, liquid volumes or weights given in the same units.3.GM.B.8
- 4.
- C.
Understand concepts of area.3.GM.C
- 9.
Calculate area by using unit squares to cover a plane figure with no gaps or overlaps.3.GM.C.9
- 10.
Label area measurements with squared units.3.GM.C.10
- 11.
Demonstrate that tiling a rectangle to find the area and multiplying the side lengths result in the same value.3.GM.C.11
- 12.
Multiply whole-number side lengths to solve problems involving the area of rectangles.3.GM.C.12
- 13.
Find rectangular arrangements that can be formed for a given area.3.GM.C.13
- 14.
Decompose a rectangle into smaller rectangles to find the area of the original rectangle.3.GM.C.14
- 9.
- D.
Understand concepts of perimeter.3.GM.D
- 15.
Solve problems involving perimeters of polygons.3.GM.D.15
- 16.
Understand that rectangles can have equal perimeters but different areas, or rectangles can have equal areas but different perimeters.3.GM.D.16
- 15.
Data and Statistics
- A.
Represent and analyze data.3.DS.A
- 1.
Create frequency tables, scaled picture graphs and bar graphs to represent a data set with several categories.3.DS.A.1
- 2.
Solve one-and two-step problems using information presented in bar and/or picture graphs.3.DS.A.2
- 3.
Create a line plot to represent data.3.DS.A.3
- 4.
Use data shown in a line plot to answer questions.3.DS.A.4
- 1.
Frequently asked questions
- What grade levels do these standards cover?
- Grade 3
- When were these standards adopted?
- 2016
- Where can I read the official document?
- Missouri Learning Standards: Mathematics (K-5)
Keep exploring
Keep exploring Mathematics standards
Sibling grade bands, other subjects in this jurisdiction, and the same subject across other states.
More Missouri Mathematics sets
MathematicsOther Missouri subjects
Missouri- Business, Marketing, & Information Technology30 sets
- Computer Science9 sets
- CTE5 sets
- Early Learning1 set
- English Language Arts13 sets
- English Language Arts Priority Standards11 sets
- Fine Arts42 sets
- Gifted Education1 set
- Health11 sets
- Mathematics Priority Standards12 sets
- Personal and Social Development10 sets
- Physical Education10 sets
- Science11 sets
- Social Studies12 sets
- Social Studies Priority Standards8 sets
- World Languages2 sets
Mathematics in other jurisdictions
Mathematics- Alabama
- Alaska
- Arizona
- California
- Colorado
- Georgia
- Idaho
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Nebraska
- Nevada
- New Jersey
- New Mexico
- North Carolina
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming