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Mathematics Curriculum Overview Students will: · Demonstrate understanding and use of base-ten place value Fifth Grade Number and Operations - write numbers in standard, expanded, and exponent notation
- understand the relationship of the place-value structure of the base-ten numeration system to represent and compare whole numbers and decimals
- master the four fundamental operations with whole numbers (addition, subtraction, multiplication, and division)
- use numbers less than 0 in everyday applications
- describe classes of numbers according to characteristics such as the nature of their factors
- add and subtract decimal and common fractions with the same denominators using models and drawings
- develop and use strategies to estimate and check reasonableness of results in computational problems
Algebra - represent patterns, relations, and functions in a variety of ways
- understand and use properties of operations (commutative, associative, and distributive)
- use variables to represent numbers and solve application problems
- identify and describe how change in one variable can cause a predictable change in a dependent variable
Geometry - investigate and describe the results of transforming shapes
- plot points in quadrants I through IV
- find the distance between points that lie on a horizontal or vertical line in the coordinate plane
- identify both line and rotational symmetry in two- and three-dimensional shapes
- recognize, analyze, and explain the properties of common two- and three-dimensional figures
- use basic geometric terms (rays, angles, line segments, sides, edges, vertices, faces, radius, diameter, perpendicular, parallel, intersecting)
- explain congruence and give examples
Measurement - do simple conversion inside a measurement system (examples: centimeters to meters and feet to inches)
- understand that measurements are approximations
- measure perimeter and area of regular and irregular figures
- use benchmarks to estimate perimeter and area of geometric figures
- use the correct tools and units to measure length, area, weight, time, temperature, and angles
- develop methods to calculate perimeter
- develop procedures (formulas) to calculate the area of rectangles and squares
Data Analysis and Probability - collect and display in a variety of ways data from observations, surveys, and experiments
- recognize the difference between categorical and numerical data
- analyze data using measures of central tendency (mean, mode, and median)
and dispersion (range) - make conclusions and predictions based on data information
- make predictions of possible outcomes before collecting the information
- develop the concept that probability predictions should range from 0 (Never will happen.) to 1 (Always will happen.)
Sixth Grade Number and Operations - maintain computational skills with whole numbers by solving application and investigation problems
- review addition and subtraction of decimals and develop an understanding of multiplication and division of decimals
- understand and be able to explain and use the correct placement of decimal points in all operations
- use factors, multiples, and prime numbers in problem solving
- convert between the three types of fractions (common, decimal, and percent)
- add and subtract fractions with like and unlike denominators using manipulatives and drawings
- identify proportions as two equal ratios
- begin the study of proportional relationships including numerical and geometric
- solve percent problems using proportions
- develop an understanding of integers and the four fundamental operations using models
- develop estimation skills with rational numbers
Algebra - develop an initial concept of the use of variables
- solve one-step equations using models
- generalize a variety of patterns
- use graphs and charts in problem solving
Geometry - describe the relationships between two- and three-dimensional figures
- describe sizes, positions, and orientations of shapes using transformations such as flips, turns, slides, scaling
- apply geometric ideas to situations outside of mathematics class, such as art, design, science, and life
- use the Cartesian coordinate system to solve problems
Measurement · know and use the metric and customary systems of measurement · calculate the perimeter of regular and irregular figures · calculate the area of rectangles, squares, parallelograms, and triangles · add and subtract units within the same system of measurement Data Analysis and Probability - use charts, tables, and a variety of graphs to organize and interpret data
- select topics, collect data, and organize a statistical study
- use data to assist in forming opinions and making decisions
- use measures of central tendency and dispersion
Seventh and Eighth Grade: Pre-Algebra Number and Operations - use decimal operations in application and problem solving problems
- compare and order fractions, decimals, and percents
- develop the skills necessary to multiply and divide fractions
- extend the knowledge of integers and compare their relative value
- use the associative, commutative, and distributative properties as an aid in computation
- expand the knowledge of percent to include percents less than 1% and greater than 100%
* work fluently with fractions, decimals, percents, and integers * demonstrate an understanding of very large and very small numbers * use appropriate notation including exponential and scientific * use properties of operations and inverse relations to simplify computation Algebra - continue the development of an understanding of variables
- write algebraic phrases
- relate different ways to represent relationships
- use a variety of problem solving techniques such as equations, graphs, charts, and tables
* solve equations and write equations for application problems * explore the relationship between linear equations and the slope and intercepts of their graphs Geometry - use geometric ideas and relationships to investigate congruence, similarity, and the Pythagorean theorem
- use coordinate geometry to investigate special geometric shapes
- use visual tools such as nets to solve problems
- draw three-dimensional solids in two-dimensions
* use the formal definition of similar figures as having proportional sides and congruent angles to identify figures as similar and not similar and find the lengths of corresponding sides * apply the principles of geometry to applications Measurement · use the customary and metric system of measures to calculate the area of trapezoids, circles, and irregular figures · develop the concept of volume and cubic units to compute the volume of three-dimensional figures (rectangular prisms, cones, cubes, pyramids, cylinders) * calculate volume and surface area of three-dimensional geometric figures * solve problems involving scale factors Data Analysis and Probability - compute simple theoretical probabilities
· design probability experiments, predict results, experiment, record results, compare to theoretical probability - use counting techniques, tree diagrams, area models, and tables to solve probability problems
- represent probabilities in multiple ways (common, decimal, and percent fractions)
- construct and interpret displays of data (tables, circle graphs, line plots, stem-and-leaf plots, scatter plots, and box-and-whiskers plots)
* understand and use correct terminology (sample space, event, outcome, complementary events, and mutually exclusive events * compute probabilities for compound events *Optional Topics Eighth Grade: Algebra I Rational Numbers - relate rational numbers to positions on the number line
- add, subtract, multiply, and divide integers and other rational numbers
· estimate square roots · review order of operations rules Equations and Inequalities - use algebraic expressions and simplify polynomials
- solve and check linear multi-step equations
- use formulas
- solve linear inequalities
- represent inequality solutions using set notation and number lines
- solve application problems using equations and inequalities
Coordinate Plane and Graphing - learn the terminology of graphing
- graph linear equations and simple inequalities
- develop the concept of slope and intercepts
- discover the relationship between slope and y-intercept and the slope-intercept form for the equation of a line
- calculate the slope of the graph of a linear equation
- write equations for lines given the slope and intercept, slope and pair of coordinates, and two pairs of coordinates
Systems of Equations - solve systems of equations by graphing using graph paper or a graphing calculator
- solve systems of equations by substitution
- solve system of equations by the elimination method
Exponents - understand the meaning of exponents
- use exponents in scientific notation
- perform operations involving integer exponents
Polynomials and Factoring - add and subtract polynomials
- multiply polynomials (monomials x monomials, monomials x polynomials, polynomials x polynomials)
- divide polynomials (monomial by monomial, polynomial by monomial, polynomial by polynomial)
- factor polynomials (common monomials, binomials, trinomials)
Quadratic Equations - solve quadratic equations by factoring and use of the quadratic formula
- solve quadratic equations by graphing
- apply quadratic equations to real world problems
Rational Expressions - simplify rational expressions
- multiply and divide rational numbers
- add and subtract rational expressions with like denominators
Radical Expressions - simplify radical expressions
- compute with radicals
- use the Pythagorean theorem
- use the distance formula
Data and Algebra work with variables and data · organize data using matrices and spreadsheets graph data
Mathematics Department St. Francis School 11000 US Highway 42 Goshen, Kentucky 40026
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