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Illinois Math Standards - Stage G
MathScore aligns to the Illinois Math Standards for Stage G. The standards appear below along with the MathScore topics that match. If you click on a topic name, you will see sample problems at varying degrees of difficulty that MathScore generated. When students use our program, the difficulty of the problems will automatically adapt based on individual performance, resulting in not only true differentiated instruction, but a challenging game-like experience.
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View the Illinois Math Standards at other levels.
Number Sense
6A Students who meet the standard can demonstrate knowledge and use of numbers and their many representations in a broad range of theoretical and practical settings. (Representations)1. Represent any large number using scientific notation. (Scientific Notation )
2. Show relationships between sets of numbers, including rational numbers, whole numbers, natural numbers, and integers.
6B Students who meet the standard can investigate, represent, and solve problems using number facts, operations and their properties, algorithms, and relationships. (Operations and properties)
1. Write prime factorizations using exponents. (Prime Factoring 2 )
2. Describe relationships between prime factorizations and properties of squares, primes, and composites.
3. Classify numbers according to the number of whole number factors (e.g., square numbers have an odd number of factors).
4. Demonstrate and describe the effects of multiplying or dividing by a fraction less than or greater than one.
5. Simplify arithmetic expressions containing exponents using the field properties and the order of operations. (Simplifying Algebraic Expressions , Multiplying and Dividing Exponent Expressions , Exponent Rules For Fractions )
6. Justify rules of divisibility for 2, 5, and 10. (Divisibility Rules )
7. Solve multi-step number sentences and word problems with rational numbers using the four basic operations. (Single Variable Equations 2 , Single Variable Equations 3 )
6C Students who meet the standard can compute and estimate using mental mathematics, paper-and-pencil methods, calculators, and computers. (Choice of method)
1. Select, use, and justify appropriate operations, methods, and tools to compute or estimate with integers and familiar rational numbers. (Integer Addition , Integer Subtraction , Positive Integer Subtraction , Integer Multiplication , Integer Division , Integer Equivalence , Integers In Word Problems )
2. Develop, use, and explain strategies to compute exact answers mentally with integers and simple rational numbers using a variety of techniques (e.g., estimate and compensate, halve and double, compatible numbers, decomposition and recomposition using the distributive property). (Integer Addition , Integer Subtraction , Positive Integer Subtraction , Integer Multiplication , Integer Division , Integer Equivalence , Integers In Word Problems )
3. Analyze algorithms for computing with rational numbers and develop fluency in their use. (Long Addition , Long Subtraction , Multiplication By One Digit , Long Multiplication , Long Division By One Digit , Long Division , Division with Remainders , Long Division with Remainders , Small Decimal Division , Mental Addition and Subtraction to 100 , Mental Addition and Subtraction , Multiply By Multiples Of 10 , Word Problems With Remainders , Money Multiplication , Money Division , Fraction Addition , Fraction Subtraction , Fraction Multiplication , Fraction Division , Decimal Addition , Decimal Subtraction , Decimal Multiplication , Decimal Division )
6D Students who meet the standard can solve problems using comparison of quantities, ratios, proportions, and percents.
1. Work flexibly with fractions, decimals, and percents to solve number sentences and word problems (e.g., 50% of 10 is the same as 1/2 of 10 is the same as 0.5 x 10). (Fractions to Decimals , Decimals To Fractions , Compare Mixed Values , Positive Number Line , Percentages , Percentage Pictures )
2. Create and explain ratios and proportions that represent quantitative relationships.
3. Create and explain a variety of equivalent ratios to represent a given situation.
4. Develop, use, analyze, and explain methods for solving numeric or word problems involving proportions. (Proportions 1 , Proportions 2 )
Estimation and Measurement
7A Students who meet the standard can measure and compare quantities using appropriate units, instruments, and methods. (Performance and conversion of measurements)1. Select and justify the choice of either U.S. customary or metric systems of measurement according to the situation (e.g., measure fabric in yards, measure dry chemicals in grams).
2. Make simple measurements to determine indirect measures (e.g., determining the height of a flagpole using its shadow and similar right triangles).
7B Students who meet the standard can estimate measurements and determine acceptable levels of accuracy. (Estimation)
1. Estimate angle measure, area, and volume using reasonable units and with acceptable levels of accuracy.
2. Determine and describe acceptable levels of accuracy in estimation situations.
7C Students who meet the standard can select and use appropriate technology, instruments, and formulas to solve problems, interpret results, and communicate findings. (Progression from selection of appropriate tools and methods to application of measurements to solve problems)
1. Select and use appropriate units and tools to measure volume, surface area, and mass/weight accurately for a given situation.
2. Select an appropriate formula to determine the circumference and the area of circles. (Circle Area , Circle Circumference )
3. Select and explain an appropriate formula or strategy to find the surface area and volume of rectangular and triangular pyramids, cylinders and cones. (Rectangular Solids , Rectangular Solids 2 , Triangular Prisms , Cylinders )
4. Solve simple problems involving rate, time, and distance. (Distance, Rate, and Time )
5. Solve problems involving mixed units of the same attribute, including time, money, length, and area.
6. Explore and explain derived measurements (e.g., velocity and density).
7. Develop and discuss strategies to find the area of combined shapes. (Perimeter and Area of Composite Figures )
Algebra and Analytical Methods
8A Students who meet the standard can describe numerical relationships using variables and patterns. (Representations and algebraic manipulations)1. Investigate, describe, and generalize a variety of patterns using variable or recursive techniques. (Patterns: Shapes )
2. Represent situations using variables. (Algebraic Word Problems , Algebraic Sentences 2 , Function Tables , Function Tables 2 )
3. Recognize and generate equivalent forms of simple algebraic expressions. (Simplifying Algebraic Expressions )
8B Students who meet the standard can interpret and describe numerical relationships using tables, graphs, and symbols. (Connections of representations including the rate of change)
1. Create a table of values that satisfy a power or exponential relationship and plot the points on the Cartesian plane.
2. Graph two inequalities with a single variable, including the intersection or union of these inequalities, on a number line. (Number Line Inequalities )
8C Students who meet the standard can solve problems using systems of numbers and their properties. (Problem solving)
1. Solve arithmetic and linear equations using the properties of equality and inequality. (Single Variable Equations , Single Variable Equations 2 , Single Variable Equations 3 , Single Variable Inequalities )
2. Identify and provide examples or counter examples as appropriate for the reflexive, symmetric and transitive properties of inequality.
8D Students who meet the standard can use algebraic concepts and procedures to represent and solve problems. (Connection of 8A, 8B, 8C to solve problems)
1. Solve simple linear equations, including direct variation, with integral coefficients using algebraic or graphical representations. (Single Variable Equations , Single Variable Equations 2 , Single Variable Equations 3 )
2. Solve simple problems involving quadratic relationships using technology for graphing.
Geometry
9A Students who meet the standard can demonstrate and apply geometric concepts involving points, lines, planes, and space. (Properties of single figures, coordinate geometry and constructions)1. Examine and describe a geometric shape, such as a regular polygon or a quadrilateral with pairs of parallel or perpendicular sides, using coordinate geometry.
2. Draw geometric shapes with specified properties, such as side lengths or angle measures.
3. Examine and describe line or rotational symmetry of objects in terms of transformations.
4. Draw transformations of figures in a plane to match specified criteria.
5. Perform constructions of congruent angles or parallel lines using a compass and straightedge, paper folding, or a mira. (Requires outside materials )
6. Determine the relationship among the number of edges, faces, and vertices in a three-dimensional object.
9B Students who meet the standard can identify, describe, classify and compare relationships using points, lines, planes, and solids. (Connections between and among multiple geometric figures)
1. Describe, classify, and justify relationships among types of two- and three-dimensional objects using their defining properties. (Triangle Types , Quadrilateral Types , Polygon Names )
2. Solve problems using properties of polygons and circles. (Circle Measurements , Perimeter , Circle Area , Circle Circumference , Perimeter and Area Word Problems , Polygon Angles )
3. Classify and order quadrilaterals according to their properties. (Quadrilateral Types )
9C Students who meet the standard can construct convincing arguments and proofs to solve problems. (Justifications of conjectures and conclusions)
1. Create and critique arguments concerning geometric ideas and relationships, such as the number of diagonals in a polygon, or the formula for the sum of the interior angles of any polygon.
2. Justify the area formulas for triangles, parallelograms, and trapezoids based on the formula for the area of a rectangle. (Triangle Area , Parallelogram Area , Trapezoids )
3. Make and test conjectures about the relationships between side length and angle measure in various triangles and quadrilaterals.
4. Justify the properties of angles formed by parallel lines cut by a transversal using appropriate terminology. (Angle Measurements 2 )
9D Students who meet the standard can use trigonometric ratios and circular functions to solve problems.
1. Analyze the relationship between sides of right triangles using the Pythagorean theorem. (Pythagorean Theorem )
2. Solve problems that involve the use of proportions and the Pythagorean theorem in similar right triangles with whole number side lengths. (Pythagorean Theorem )
Data Analysis and Probability
10A Students who meet the standard can organize, describe and make predictions from existing data. (Data Analysis)1. Construct, read, interpret, infer, predict, draw conclusions, and evaluate data from various displays, including box and whiskers plots. (Stem And Leaf Plots )
2. Find, use, and interpret measures of center and spread, including interquartile range.
3. Construct an equivalent data representation given data in a different form.
4. Recognize potential bias in data collection methods or data presentation.
10B Students who meet the standard can formulate questions, design data collection methods, gather and analyze data, and communicate findings. (Data Collection)
1. Select and use appropriate data gathering techniques.
2. Formulate new questions using conjectures, and plan new studies to answer them.
10C Students who meet the standard can determine, describe and apply the probabilities of events. (Probability, including counting techniques)
1. Discuss odds versus probability. (Probability , Probability 2 )
2. Make and test conjectures about the results of experiments and simulations using proportionality and basic understanding of probability.
3. Compute probabilities for simple compound events using methods such as organized lists and tree diagrams. (Probability 2 )
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