IXL Math - Hawaii fourth-grade math standards

$HI Flag$

Hawaii

Skills available for Hawaii fourth-grade math standards

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.NO Numbers and Operations

4.1 Understand numbers, ways of representing numbers, relationships among numbers, and number systems
4 Numbers and Number Systems
4.1.1 Identify place value from ten-thousandths to millions
4.1.2 Identify and list factors, multiples, prime numbers, and composite numbers
4.1.3 Identify equivalent forms of commonly used fractions and decimals
4.2 Understand the meaning of operations and how they relate to each other
4 Operations
4.2.1 Describe situations involving addition and subtraction of fractions and decimals
4 Operation Properties
4.2.2 Use associative, commutative, and distributive properties as they apply to operations involving whole numbers
4.2.3 Apply the properties of zero and one as they relate to addition, subtraction, multiplication, and division
4.3 Use computational tools and strategies fluently and, when appropriate, use estimation
4 Computational Fluency
4.3.1 Recall all multiplication facts and the corresponding division facts up to 12 x 12
4.3.2 Select and use appropriate strategies and/or tools (e.g., mental math, calculators, paper/pencil, standard algorithms) for computing whole numbers
4.3.3 Use a variety of strategies to add and subtract fractions with like and unlike denominators
4.3.4 Add and subtract decimals to 3 places
4 Estimation
4.3.5 Determine the reasonableness of numerical solutions

4.MEA Measurement

4.4 Understand attributes, units, and systems of units in measurement; and develop and use techniques, tools, and formulas for measuring
4 Measurement Attributes and Units
4.4.1 Explain the need to use standard units for measuring
4.4.2 Select and apply appropriate customary and metric units and tools to measure length, perimeter, and area for the degree of accuracy needed
4.4.3 Classify right angles, acute angles, obtuse angles, and straight angles
4 Measurement Tools and Techniques
4.4.4 Estimate and measure surface area and volume using U.S. customary units and metric units
- Geometry: Volume (Fifth grade - B.21)
- Geometry: Surface area (Fifth grade - B.22)
4 Measurement Formulas
4.4.5 Use known measurements to calculate desired measurements of squares and rectangles (e.g., use the length of the square to calculate its area and perimeter)

4.GEO Geometry and Spatial Sense

4.5 Analyze properties of objects and relationships among the properties
4 Geometric Shapes and Their Properties and Relationships
4.5.1 Classify different types of triangles and quadrilaterals according to their properties and identify the properties that define the classifications
4.5.2 Describe lines in the plane (i.e., parallel, perpendicular, intersecting)
- Geometry: Parallel, perpendicular, intersecting (Fourth grade - P.21)
4.5.3 Compare points, lines, line segments, and rays
- Geometry: Lines, line segments, and rays (Third grade - P.10)
4.5.4 Predict and confirm the results of putting together and taking apart two- and three-dimensional shapes
- Geometry: Three-dimensional figures viewed from different perspectives (Fifth grade - B.23)
4.6 Use transformations and symmetry to analyze mathematical situations
4 Transformation
4.6.1 Use flips, slides, and turns to determine if two figures are congruent
- Geometry: Reflection, rotation, and translation (Third grade - P.5)
4 Symmetry
4.6.2 Locate the plane of symmetry in three-dimensional objects
4.7 Use visualization and spatial reasoning to solve problems both within and outside of mathematics
4 Visualization and Spatial Reasoning
4.7.1 Predict the three-dimensional object that will result from folding a two-dimensional net of the object and justify the prediction
- Geometry: Nets of 3-dimensional figures (Fourth grade - P.9)
4.8 Select and use different representational systems, including coordinate geometry
4 Coordinate Geometry
4.8.1 Use ordered pairs to plot points on a coordinate grid

4.PFA Patterns, Functions, and Algebra

4.9 Understand various types of patterns and functional relationships
4 Patterns
4.9.1 Extend, create, and generalize growing and shrinking numeric and geometric patterns (including multiplication patterns)
4 Function
4.9.2 Represent the relationship between quantities in a variety of forms (e.g., manipulatives, tables, pictures, symbols)
4.1 Use symbolic forms to represent, model, and analyze mathematical situations
4 Numeric and Algebraic Representations
4.10.1 Use symbols to represent unknown quantities in open sentences and determine the unknown quantities
4.10.2 Represent the commutative, associative, and distributive properties symbolically
- Addition: Properties of addition (Fourth grade - B.4)
- Multiplication: Properties of multiplication (Fourth grade - D.5)
4 Rates of Change
4.10.3 Describe the rate of change numerically and verbally based on data recorded in a table or graph
- Algebra: Convert graphs to input/output tables (Fifth grade - P.8)

4.DASP Data Analysis, Statistics, and Probability

4.11 Pose questions and collect, organize, and represent data to answer those questions
4 Data Collection and Representation
4.11.1 Pose questions, collect data using observations and experiments, and organize the data into tables or graphs
4.11.2 Label the parts of a graph (e.g., axes, scale, legend, title)
4.12 Interpret data using methods of exploratory data analysis
4 Data Interpretation
4.12.1 Compare related data sets (e.g., height of 4th grade boys vs. height of 4th grade girls) with an emphasis on how the data are distributed
4.12.2 Analyze important features in the shape of the graph of a data set
- 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)
4.13 Develop and evaluate inferences, predictions, and arguments that are based on data
4 Predictions and Inferences
4.13.1 Propose and justify conclusions/predictions based on data
4.14 Understand and apply basic notions of chance and probability
4 Probability
4.14.1 Predict the probability of outcomes of simple experiments (e.g., coin toss, 4-colored spinner) and test the predictions
- Probability and statistics: Calculate probability (Fourth grade - U.1)
- Probability and statistics: Make predictions (Fourth grade - U.2)