Curriculum Materials- Big Ideas Math
Course Overview
The 7th grade advanced Big Ideas Math curriculum focuses on a deeper understanding of core 7th-grade math concepts, including rational numbers (adding, subtracting, multiplying, dividing), expressions, equations, inequalities, ratios, proportions, percents, probability, statistics, geometry (including surface area and volume), while also incorporating more challenging problems and applications, often going beyond the standard 7th-grade level to prepare students for more rigorous math in later years.
Key components of the 7th grade advanced Big Ideas Math curriculum:
In-depth exploration of rational numbers:
Students will not only learn to operate with rational numbers (fractions, decimals, percents) but also delve into complex comparisons, ordering, and real-world applications.
Advanced algebraic concepts:
Beyond basic equation solving, students will tackle multi-step equations, inequalities, and explore more complex expressions, including combining like terms and evaluating expressions with variables.
Proportional reasoning:
Deepening their understanding of ratios and proportions, students will apply these concepts to solve real-world problems involving scaling, unit rates, and conversions.
Geometry with increased complexity:
Students will study geometric shapes in more detail, including calculating surface area and volume of 3D figures, exploring properties of angles and lines, and applying geometric concepts to solve problems.
Statistics and probability:
Beyond basic data analysis, students will learn more advanced statistical concepts like mean, median, mode, and range, as well as probability calculations involving compound events.
Real-world applications:
The curriculum emphasizes connecting math concepts to real-life situations, using relevant examples and problems to enhance understanding and engagement.
Unit 1: Adding and Subtracting Rational Numbers
Identify absolute value, graph and compare rational numbers on a number line.
Add and subtract rational numbers.
How can understanding absolute value and the placement of rational numbers on a number line help us compare, add, and subtract them effectively?
Students will:
Represent rational numbers on a number line.
Explain the rules for adding and subtracting integers using absolute value.
Apply addition and subtraction with rational numbers to model real-life problems.
Solve problems involving addition and subtraction of rational numbers.
Unit 2: Multiplying and Dividing Rational Numbers.
Multiply and divide rational numbers.
Convert between fractions and decimals.
How can understanding the relationships between fractions, decimals, and rational numbers help us perform operations and solve real-world problems?
Students will:
Explain the rules for multiplying integers.
Explain the rules for dividing integers.
Evaluate expressions involving rational numbers.
Solve real-life problems involving multiplication and division of rational numbers.
Unit 3: Expressions
Simplify algebraic expressions by combining like terms.
Add and subtract linear expressions.
Apply the Distributive Property to create equivalent expressions.
Factor algebraic expressions.
How can simplifying and creating equivalent algebraic expressions help us understand and solve mathematical problems more efficiently?
Students will:
Identify parts of an algebraic expression.
Write algebraic expressions.
Solve problems using algebraic expressions.
Interpret algebraic expressions in real-life problems.
Unit 4: Equations
Write and solve equations using addition or subtraction.
Write and solve equations using multiplication or division.
Write and solve two-step equations.
How can you use properties of equality to solve equations?
Students will:
Identify key words and phrases to solve equations.
Write word sentences as equations.
Explain how to solve equations.
Model different types of equations to solve real-life problems.
Unit 5: Proportions and Percents
Writing and solving proportions with variables.
Use proportions to solve ratio problems.
Determine if two quantities represent a proportional relationship.
Convert from percent to decimal & from decimal to percent.
Convert percents to simplified fractions & fractions to percents.
Compare & Order Fractions, Decimals & Percents
Solve percent problems using proportional relationships (parts & wholes) and equations.
Calculate and explain percent increase & decrease
Calculate and explain mark ups & discounts
How can understanding proportions, ratios, and percents help us analyze relationships, solve problems, and make informed decisions in real-world situations?
Students will:
Write and interpret ratios.
Describe ratio relationships and proportional relationships.
Represent equivalent ratios.
Model ratio relationships and proportional relationships to solve real-life problems.
Rewrite fractions, decimals, and percents.
Compare and order fractions, decimals, and percents.
Use the percent proportion or percent equation to find a percent, a part, or a whole.
Apply percents to solve real-life problems.
Unit 6: Probability
Understand that the probability of a chance event is a number between 0 and 1 that expresses the likelihood of the event occurring
Explain and interpret the likelihood of an event occuring using a number between 0 and 1.
Approximate the probability of an event by collecting data
Develop a model and use it to determine the probability of an event
Explain and identify the probability of compound events
Represent compound events using a model
Design a simulation for compound events
How can understanding and modeling probability help us predict and analyze the likelihood of single and compound events in real-world situations?
Students will:
Identify the possible outcomes of a situation.
Explain the meaning of experimental and theoretical probability.
Make predictions using probabilities.
Solve real-life problems using probability.
Unit 7: Geometric Shapes and Angles
Explain the relationship between the diameter and circumference of a circle.
Use a formula to find the circumference of a circle.
Estimate the area of a circle.
Use a formula to find the area of a circle
Use a grid to estimate perimeters and areas.
Identify the shapes that make up a composite figure.
Find the perimeters and areas of shapes that make up composite figures.
Use technology to draw polygons.
Determine whether given measures result in one triangle, many triangles, or no triangle.
Draw polygons given angle measures or side lengths.
Identify adjacent, complementary, supplementary, and vertical angles.
Use equations to find unknown angle measures.
Find unknown angle measures in real-life situations.
How can understanding the properties of circles, polygons, and angles help us solve problems involving measurement, geometry, and real-world applications?
Students will:
Explain how to find the circumference of a circle.
Find the areas of circles and composite figures.
Solve problems involving angle measures.
Construct a polygon.
Unit 8: Angles and Triangles
Find missing angle measures created by the intersections of lines.
Understand properties of interior and exterior angles of triangles.
Find interior angle measures of polygons.
Use similar triangles to find missing measures.
How can understanding the relationships between angles, triangles, and polygons help us solve problems and find missing measures in geometric figures?
Students will:
Identify angle relationships.
Find angle measurements.
Compare angles.
Apply angle relationships to solve real-life problems.
Unit 9: Surface Area and Volume
Calculate the surface area of a prism.
Calculate the surface area of a cylinder.
Calculate the surface area of a pyramid.
Calculate the volume of a prism.
Calculate the volume of a pyramid.
Describe the cross section of a solid.
How can understanding surface area, volume, and cross-sections help us analyze and solve problems involving three-dimensional shapes?
Students will:
Describe the surface area and volume of different shapes.
Use formulas to fi nd surface areas and volumes of solids.
Solve real-life problems involving surface area and volume.
Describe cross sections of solids.
Unit 10: Surface Area and Volume
Find the volume of a cylinder.
Find the volume of a cone.
Find the volume of a sphere.
Find the surface areas and volumes of similar solids.
How can understanding the formulas for volume and surface area help us solve problems involving cylinders, cones, spheres, and similar solids?
Students will:
Explain how to find the volumes of cylinders, cones, and spheres.
Use formulas to find volumes of solids.
Find missing dimensions of solids.
Find surface areas and volumes of similar solids.
Unit 11: Exponents and Scientific Notations
Use exponents to write and evaluate expressions.
Understand the concept of scientific notation.
How can understanding exponents and scientific notation help us represent and work with very large or very small numbers in real-world and mathematical contexts?
Students will:
Write products using exponents.
Describe the value of powers.
Evaluate expressions.
Compare quantities using scientific notation.
Unit 12: Real Numbers and the Pythagorean Theorem
Understand the concept of a square root of a number
Understand the Pythagorean Theorem.
Understand the concept of a cube root of a number
How can understanding square roots, cube roots, and the Pythagorean Theorem help us solve problems involving geometry and the relationships between numbers?
Students will:
Describe a square root. ■
Find the square root(s) of a number.
Approximate the value of the square root of a number.
Explain the Pythagorean Theorem.
Unit 13: Transformations
Translate figures in the coordinate plane.
Reflect figures in the coordinate plane.
Rotate figures in the coordinate plane.
Understand the concept of congruent figures.
Dilate figures in the coordinate plane.
Understand the concept of similar figures.
Find perimeters and areas of similar figures.
How can transformations in the coordinate plane help us understand congruence, similarity, and the relationships between shapes and their measurements?
Students will:
Identify a translation.
Describe a transformation.
Describe a sequence of rigid motions between two congruent figures.
Solve real-life problems involving transformations.