IXL Math - Iowa third-grade math standards

IXL Math

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Iowa

Skills available for Iowa third-grade math standards

Iowa math standards: 2009 Iowa Core Curriculum (Grades K-5)

Iowa math standards: 2005 Grade Level Indicators for Iowa Tests (Grades 3-6)

Standards are in black and IXL math skills are in blue. Hold your mouse over the name of a skill to view a sample problem. Click on the name of a skill to practice that skill.

Printable version

3.A Students can understand and apply a variety of math concepts.

3.A.1 Represent, compare, and order numbers
3.A.2 Describe and apply properties of numbers
3.A.3 Classify numbers by divisibility
- Division: Divisibility rules for 2, 5, and 10 (Third grade - F.8)
3.A.4 Demonstrate ways of performing operations
3.A.5 Use place value; write numbers in standard, expanded, and exponential form
3.A.6 Use and interpret operational and relational symbols
3.A.7 Solve equations and inequalities
3.A.8 Use variable expressions to model situations
- Equations and variables: Write variable equations to represent word problems (Third grade - I.4)
3.A.9 Explore numerical patterns
3.A.10 Identify, classify, and compare geometric figures
3.A.11 Describe geometric properties, patterns, and relationships
3.A.12 Apply the concepts of perimeter, area, and volume
3.A.13 Measure length/distance, time, temperature, weight, mass, and volume
3.A.14 Estimate measurements with appropriate precision
- Measurement: Reasonable temperature (Third grade - O.2)
3.A.15 Identify and use appropriate units of measurement
- Measurement: Which customary unit is appropriate? (Third grade - O.3)
- Measurement: Which metric unit is appropriate? (Third grade - O.9)
3.A.16 Apply probability concepts and counting rules
- Probability and statistics: Certain, probable, unlikely, and impossible (Third grade - S.1)
- Probability and statistics: Combinations (Third grade - S.4)
3.A.17 Understand and apply measures of central tendency and variability
- Probability and statistics: Mean, median, mode, and range (Third grade - S.2)
- Probability and statistics: Interpret charts to find mean, median, mode, and range (Third grade - S.3)

3.B Students can understand and apply methods of estimation.

3.B.1 Use standard rounding to estimate
3.B.2 Use order of magnitude to estimate
- Estimation and rounding: Solve inequalities using estimation (Third grade - J.4)
3.B.3 Use number sense to estimate
- Estimation and rounding: Solve inequalities using estimation (Third grade - J.4)
- Estimation and rounding: Estimate quotients (Third grade - J.7)

3.C Students can solve a variety of math problems.

3.D Students can interpret data presented in a variety of ways.

3.D.1 Read amounts on scales of bar and line graphs
- Graphs: Bar graphs (Third grade - N.3)
- Graphs: Line graphs (Third grade - N.6)
3.D.2 Locate amounts in specific cells of a table
- Mixed operations: Interpret data in tables (Third grade - G.1)
3.D.3 Compare quantities to determine ranks, sums, or differences and to find ratios
3.D.4 Use tables and graphs to determine rates or identify trends, understand underlying or functional relationships, and generalize or draw conclusions
- Functions: Graph linear functions (Fourth grade - H.4)