Version 2.0 B. Number Operations and Relationships Grade 8 MPS Learning Target #1 (Grade 8) Explain comparisons and operations on real numbers and use proportional reasoning (including ratios and percents) to solve problems with and without contexts. Descriptors Concepts: 1, 2, 3 Computation: 4, 6 Grade of Wisconsin Sub-skill Descriptors (Beginning of Grade 10) Emphasis Sub-skill B.a: Concepts Grade 8 1) Compare and order real numbers. Grade 8 2) Analyze and solve problems using percents. Grades 8-10 3) Apply proportional reasoning and ratios in mathematical and real world contexts. Sub-skill B.b: Computation Grades 8-9 4) Compare, perform, and explain operations on real numbers with and without context (e.g., transitivity, rate of change, exponential functions, scientific notation, roots, powers, reciprocals, absolute value, ratios, proportions, percents). Grade 9 5) Select and use appropriate properties, computational procedures, and modes of representation with and without context (e.g., simple and compound interest, commission, percents, proportions). Grades 8-10 6) Determine reasonableness of answer. Note: Teachers in Grade 8 and Grade 9 grade share the Beginning of Grade 10 Descriptors. Some Descriptors are more relevant to one grade than the other. MPS Mathematics Learning Targets 2.0 (rev 8/1/06) Developed by the Milwaukee Mathematics Partnership (MMP) with support by the National Science Foundation under Grant No. 0314898. Version 2.0 C. Geometry Grade 8 MPS Learning Target #2 (Grade 8) Analyze relationships among figures and their parts, including the Pythagorean Theorem, using properties of plane and coordinate geometry, and use proportional reasoning, transformations, and spatial visualization in problem-solving situations. Descriptors Describing figures: 1, 3 Spatial relationships and transformations: 4, 5, 6 Coordinate systems: 7 Grade of Wisconsin Sub-skill Descriptors (Beginning of Grade 10) Emphasis Sub-skill C.a: Describing figures Grade 8 1) Identify, describe and analyze properties of figures, relationships among figures and relationships among their parts (e.g., parallel, perpendicular and congruent sides, various types of angles and triangles, complementary and supplementary angles, sum of angles in a triangle). Grade 9-10 2) Present convincing geometric arguments by means of informal proof, counter-examples or other logical means. Grades 8-9 3) Model problems using the Pythagorean Theorem and right triangle trigonometry. Note: Grade 8 emphasize Pythagorean. Grade 9 emphasize right triangle trigonometry. Sub-skill C.b: Spatial relationships and transformations Grade 8 4) Use proportional reasoning to solve congruence and similarity problems (e.g., scale drawings and similar geometric figures). Grade 8 5) Use transformations and symmetry to solve problems. Grades 8-10 6) Visualize 3-dimensional figures in problem-solving situations. Sub-skill C.c: Coordinate systems Grade 8 7) Use the two-dimensional rectangular coordinate system to describe and characterize properties of geometric figures. Identify and apply symmetry about an axis. Grade 9 8) Use the two-dimensional rectangular coordinate system and algebraic procedures to describe and characterize geometric properties and relationships (e.g., slope, intercepts, parallelism, and perpendicularity, Pythagorean Theorem, distance formula). Note: Teachers in Grade 8 and Grade 9 grade share the Beginning of Grade 10 Descriptors. Some Descriptors are more relevant to one grade than the other. MPS Mathematics Learning Targets 2.0 (rev 8/1/06) Developed by the Milwaukee Mathematics Partnership (MMP) with support by the National Science Foundation under Grant No. 0314898. Version 2.0 D. Measurement Grade 8 MPS Learning Target #3 (Grade 8) Select and use appropriate tools and procedures to solve problems requiring direct measurements and indirect measurements (e.g., perimeter, area, surface area, volume, angles, and segments). Descriptors Direct measurement: 2 Indirect measurement: 3, 4, 5 Grade of Wisconsin Sub-skill Descriptors (Beginning of Grade 10) Emphasis Sub-skill D.a: Measurable attributes Grade 9 1) Identify, describe and use derived attributes to represent and solve problems (e.g., speed, acceleration, density, money conversion). Sub-skill D.b: Direct measurement Grades 8-9 2) Select and use tools with appropriate degree of precision to determine measurements directly. Sub-skill D.c: Indirect measurement Grades 8-9 3) Determine the perimeter/area of two-dimensional figures. Grade 8 4) Determine the surface area/volume of three-dimensional figures. Grades 8-10 5) Solve for angles and segments in similar polygons and arcs in circles. Note: Grades 8-9 emphasize similar polygons. Grade 10 emphasize arcs in circles. Grade 10 6) Use right-triangle trig functions and the Pythagorean Theorem to solve right-triangle problems. Grade 9 7) Use formulas in applications (e.g., Distance Formula, simple and compound interest). Note: Teachers in Grade 8 and Grade 9 grade share the Beginning of Grade 10 Descriptors. Some Descriptors are more relevant to one grade than the other. MPS Mathematics Learning Targets 2.0 (rev 8/1/06) Developed by the Milwaukee Mathematics Partnership (MMP) with support by the National Science Foundation under Grant No. 0314898. Version 2.0 E. Statistics and Probability Grade 8 MPS Learning Target #4 (Grade 8) Design and conduct investigations, display data using appropriate representations, analyze and summarize data using measures of central tendency and variation, and evaluate methods and conclusions. MPS Learning Target #5 (Grade 8) Design and analyze experiments with simple and complex events, predict likelihood of outcomes, and justify strategies based on theoretical and experimental probabilities. Descriptors Data analysis and statistics: 1, 2, 3 Descriptors Probability: 4 Grade of Wisconsin Sub-skill Descriptors (Beginning of Grade 10) Emphasis Sub-skill E.a: Data analysis and statistics Grades 8-9 1) Organize, display, compare, and interpret data in a variety of ways in mathematical and realworld contexts (e.g., histograms, line graphs, stem-and-leaf plots, scatter plots, box-and whiskers, bar charts, Venn diagrams, tables, circle graphs). Note: Grade 9 emphasize organize, display, compare and interpret data in a variety of ways in mathematical and real-world contexts e.g. histograms, stem-and-leaf plots, scatter plots, boxplots, and tables. Grades 8-9 2) Interpret, analyze, and make predictions from organized and displayed data (e.g., measures of central tendency, such as mean, median, mode, and, measures of variation such as standard deviation, mean, median, mode, range, dispersion, outliers, line of best fit, percentiles). Note: Grade 8 emphasize organize, display, compare and interpret data in a variety of ways in mathematical and real-world contexts e.g. histograms, stem-and-leaf plots, scatter plots, boxplots, and tables. Note: Grade 9 emphasize interpret, analyze and make predictions from organized and displayed data e.g. measures of variation such as standard deviation, mean, median, mode, range, dispersion, outliers, line of best fit, percentiles. Grades 8-9 3) Analyze, evaluate, and critique methods and conclusions of statistical experiments (e.g., randomness, sampling, techniques, surveys). Sub-skill E.b: Probability Grades 8-9 4) Determine the likelihood of occurrence of simple and complex events (e.g., combinations and permutations, fundamental counting principle, experimental versus theoretical probability and independent, dependent and conditional probability). Note: Grade 8 emphasize on likelihood of occurrence of simple and complex events using experimental and theoretical probability. Note: Teachers in Grade 8 and Grade 9 grade share the Beginning of Grade 10 Descriptors. Some Descriptors are more relevant to one grade than the other. MPS Mathematics Learning Targets 2.0 (rev 8/1/06) Developed by the Milwaukee Mathematics Partnership (MMP) with support by the National Science Foundation under Grant No. 0314898. Version 2.0 F. Algebraic Relationships Grade 8 MPS Learning Target #6 (Grade 8) Analyze, describe, and generalize mathematical and real-world patterns of change and functional relationships with emphasis on the role of variable quantities. Descriptors Patterns, relations, & functions: 1, 2 Expressions, equations, & inequalities: 5 MPS Learning Target #7 (Grade 8) Model, justify, and solve linear equations and relationships using translations among tables, graphs/grids, and symbolic forms. MPS Learning Target #8 (Grade 8) Explain use of properties (e.g., commutative, associative, distributive) to evaluate expressions and solve linear equations. Descriptors Patterns, relations, & functions: 1 Expressions, equations, & inequalities: 3, 4, 5 Properties: 7 Descriptors Expressions, equations, & inequalities: 3, 4 Properties: 6, 7 Grade of Wisconsin Sub-skill Descriptors (Beginning of Grade 10) Emphasis Sub-skill F.a: Patterns, relations, and functions Grades 8-9 1) Describe, recognize, interpret and translate graphical representations of mathematical and real-world phenomena on coordinate grids (e.g., slope, intercepts, rate of change, linear and non-linear functions, and quadratic, exponential and constant functions). Grades 8-9 2) Analyze, generalize, and represent patterns of change (e.g., direct and inverse variations, including numerical sequences, patterns to a given term, algebraic expressions and equations). Sub-skill F.b: Expressions, equations, and inequalities Grades 8-9 3) Solve linear and quadratic equations, linear inequalities and systems of linear equations and inequalities. Note: Grade 8 emphasize solve linear equations. Grades 8-9 4) Model and solve a variety of mathematical and real-world problems by using algebraic expressions, equations and inequalities (e.g., linear, exponential, quadratic). Grades 8-9 5) Translate between different representations and describe the relationship among variable quantities in a problem (e.g., tables, graphs, functional notations, formulas). Sub-skill F.c: Properties Grades 8-9 6) Demonstrate understanding of properties by evaluating and simplifying expressions. Note: Grade 8 emphasize demonstrate understanding of the Distributive, Commutative, and Associative properties by evaluating and simplifying expressions. Grades 8-9 7) Demonstrate understanding of properties by solving linear and quadratic equations, linear inequalities, and systems of linear equations and inequalities with one or two variables. Note: Grade 8 emphasize demonstrate understanding of properties by solving linear equations. Note: Teachers in Grade 8 and Grade 9 grade share the Beginning of Grade 10 Descriptors. Some Descriptors are more relevant to one grade than the other. MPS Mathematics Learning Targets 2.0 (rev 8/1/06) Developed by the Milwaukee Mathematics Partnership (MMP) with support by the National Science Foundation under Grant No. 0314898.