IXL Math - Iowa fourth-grade math standards

IXL Math

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Iowa

Skills available for Iowa fourth-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

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

4.A.1 Represent, compare, and order numbers
4.A.2 Describe and apply properties of numbers
4.A.3 Classify numbers by divisibility
- Division: Divisibility rules (Fourth grade - E.11)
4.A.4 Demonstrate ways of performing operations
4.A.5 Use place value; write numbers in standard, expanded, and exponential form
4.A.6 Use and interpret operational and relational symbols
- Mixed operations: Inequalities involving addition, subtraction, multiplication, and division (Fourth grade - F.7)
- Money: Compare money amounts (Fourth grade - M.1)
4.A.7 Solve equations and inequalities
4.A.8 Use variable expressions to model situations
4.A.9 Explore numerical patterns
4.A.10 Identify, classify, and compare geometric figures
4.A.11 Describe geometric properties, patterns, and relationships
4.A.12 Apply the concepts of perimeter, area, and volume
4.A.13 Measure length/distance, time, temperature, weight, mass, and volume
4.A.14 Estimate measurements with appropriate precision
4.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)
4.A.16 Apply probability concepts and counting rules
4.A.17 Understand and apply measures of central tendency and variability
- 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.B Students can understand and apply methods of estimation.

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

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

4.D.1 Read amounts on scales of bar and line graphs
- Data, charts, and graphs: Line graphs (Fourth grade - J.2)
- Data, charts, and graphs: Bar graphs (Fourth grade - J.3)
4.D.2 Locate amounts in specific cells of a table
- Number sense: Compare numbers up to billions (Fourth grade - A.9)
- Data, charts, and graphs: Read a table (Fourth grade - J.1)
4.D.3 Compare quantities to determine ranks, sums, or differences and to find ratios
4.D.4 Use tables and graphs to determine rates or identify trends, understand underlying or functional relationships, and generalize or draw conclusions
- Functions: Function tables (Fourth grade - H.2)
- Functions: Graph linear functions (Fourth grade - H.4)