Seventh Grade Math Grade Expectations
M7:1 Demonstrates conceptual understanding of rational numbers
with respect to percents
as a means of comparing the same ordifferent parts of the whole when the wholes vary in magnitude (e.g.,
8 girls in a classroom of 16 students compared to 8 girls in a classroom of
20 students, or 20% of 400 compared to 50% of 100); and percents as a
way of expressing multiples of a number (e.g., 200% of 50)
usingmodels, explanations, or other representations.
*M(N&O)–7–1
M7:2 Demonstrates understanding of the relative magnitude of
numbers
by ordering, comparing, or identifying equivalent rationalnumbers across number formats, numbers with whole-number
bases and whole-number exponents (e.g., 33, 43), integers, absolute
values, or numbers represented in scientific notation using number
lines or equality and inequality symbols.
M(N&O)–7–2
M7:3 Demonstrates conceptual understanding of operations
withintegers
, exponents, and square roots of perfect square numbersand nonperfect square numbers using models, diagrams, or
explanations.
M7:4 Accurately solves problems involving
proportional reasoning;percents involving discounts, tax, or tips; and rates.
(IMPORTANT: Applies the conventions of order of operations
including parentheses, brackets, or exponents.)
M(N&O)–7–4
And accurately solves problems involving integers, raising numbers
to whole-number powers, and determining square roots of perfect
square numbers and nonperfect square numbers.
M7:5
No M7:5 at this grade levelM7:6
No M7:6 at this grade levelM7:7 Estimates and evaluates the reasonableness of solutions
appropriate to grade level
.M7:8 Applies properties of numbers
(greatest common factor [GCF],least common multiple [LCM], composition/decomposition,
divisibility, prime factorization, inverses, and identities), and
commutative, distributive, and associative properties of operations,
and exponents using powers of ten and scientific notation
to solveproblems and to simplify computations.
M7:9 Uses properties of angle
relationships resulting from two orthree intersecting lines (adjacent angles, vertical angles, straight
angles, or angle relationships formed by two nonparallel lines cut
by a transversal), or two parallel lines cut by a transversal to solve
problems. M(G&M)–7–1
M7:10 Applies theorems or relationships
(triangle inequality or sumof the measures of interior angles of regular polygons) to solve
problems. M(G&M)–7–2
M7:11 Applies the properties of
number of vertices, number of edges,faces, and types of angles, symmetry,
to identify and distinguishamong three-dimensional shapes
(rectangular prisms, triangularprisms, pyramids, cubes)
and uses properties to solve problemsinvolving three-dimensional shapes.
M7:12 Applies the concepts of congruency
by solving problems on acoordinate plane involving reflections, translations, or rotations.
M(G&M)–7–4
M7:13 Applies concepts of similarity
by solving problems involvingscaling up or down and their impact on angle measures, linear
dimensions and areas of polygons, and circles when the linear
dimensions are multiplied by a constant factor. Describes effects
using models or explanations.
M(G&M)–7–5
M7:14 Demonstrates conceptual understanding of the area
of circlesor the area or perimeter of composite figures (quadrilaterals,
triangles, or parts of circles),
and the surface area of rectangularprisms,
or volume of rectangular prisms, triangular prisms, orcylinders using models, formulas, or by solving related problems.
Expresses all measures using appropriate units.
M(G&M)–7–6
M7:15 Measures and uses units of measures appropriately and
consistently when solving problems across the content
strands. Makes conversions within systems
. (See Appendix Bfor benchmark units and equivalences for each grade.)
M7:16
No M7:16 at this grade levelM7:17 Sketches three-dimensional solids and the nets of
prisms,cylinders, and pyramids.
M7:18
No M7:18 at this grade level(linear and nonlinear) represented in models, tables, sequences,
graphs, or in problem situations; or writes a rule in words or
symbols for finding specific cases of a linear relationship; or writes
a rule in words orsc _ symbols for finding specific cases of a nonlinear
relationship; and writes an expression orsc _ equation using words or _
symbols to express the
generalization of a linear relationship (e.g.,twice the term number plus 1 orsc _ 2 n + 1).
M(F&A)–6–1
M7:19 Identifies and extends to specific cases a variety of patterns
(linear and nonlinear) represented in models, tables, sequences,
graphs, or in problem situations;
and generalizes a linearrelationship using words and symbols; generalizes a linear
relationship to find a specific case; or writes an expression or
equation using words or symbols to express the
generalization ofa nonlinear relationship.
M(F&A)–7–1
M7:20 Demonstrates conceptual understanding of linear
relationships
( y = kx; y = mx + b) as a constant rate of changeby solving problems involving the relationship between slope and
rate of change, by describing the meaning of slope in concrete
situations, or informally determining the slope of a line from a table
or graph;
and distinguishes between constant and varying ratesof change in concrete situations represented in tables or graphs;
ordescribes how change in the value of one variable relates to
change in the value of a second variable
in problem situationswith constant rates of change.
M(F&A)–7–2
M7:21 Demonstrates conceptual understanding of algebraic
expressions
by using letters to represent unknown quantities towrite algebraic expressions (including those with whole-number
exponents or more than one variable); or by evaluating algebraic
expressions (including those with whole-number exponents or
more than one variable); or by evaluating an expression within an
equation (e.g., determine the value of y when x = 4 given y = 5 x3 – 2).
M(F&A)–7–3
M7:22 Demonstrates conceptual understanding of equality
byshowing equivalence between two expressions (expressions
consistent with the parameters of the left- and right-hand sides
of the equations being solved at this grade level) using models or
different representations of the expressions, solving multistep linear
equations of the form ax ± b = c with a
. 0, ax ± b = cx ± d witha, c
. 0, and ( x/ a) ± b = c with a . 0, where a, b, c and d arewhole numbers; or by translating a problem-solving situation into
an equation consistent with the parameters of the type of equations
being solved for this grade level.
M(F&A)–7–4
M7:23 Interprets a given representation
(circle graphs, scatter plots thatrepresent discrete linear relationships, or histograms) to analyze the
data to formulate or justify conclusions, to make predictions, or to
solve problems.
(IMPORTANT: Analyzes data consistent with concepts and skills in
M7:24.) M(DSP)–7–1
And (Frequency charts, tables, bar graphs, pictographs, Venn
diagrams, line plots).
M7:24 Analyzes patterns, trends, or distributions in data in a variety
of contexts by solving problems using
measures of centraltendency (mean, median, or mode), dispersion (range or variation),
or outliers to analyze situations to determine their effect on mean,
median, or mode; and evaluates the sample from which the
statistics were developed (bias). M(DSP)–7–2
M7:25 Identifies or describes representations or elements of
representations that best display a given set of data or
situation
, consistent with the representations required in M7:23.M(DSP)–7–3
Organizes and displays data using
line graphs or histograms,bar graphs, tables, frequency tables, line plots, and stem-and-leaf
plots to answer question related to the data, to analyze the data to
formulate or justify conclusions, or to make predictions.
(IMPORTANT: Analyzes data consistent with concepts and skills in
M7:24.)
M7:26 Uses counting techniques to solve problems
in context involvingcombinations using a variety of strategies (e.g., organized lists,
tables, tree diagrams, area models, Fundamental Counting
Principle, or others); or determines the possible outcomes for a
sample space that may or may not contain equally likely outcomes.
M7:27 For a probability event in which the sample space may or
may not contain equally likely outcomes, determines
theexperimental or theoretical probability of a simple event or an event
in a problem-solving situation.
M(DSP)–7–5
M7:28 In response to a teacher- or student-generated question,
makes a hypothesis
, collects appropriate data, organizes the data,appropriately displays/represents numerical and/or categorical
data, analyzes the data to draw conclusions about the questions or
hypothesis being tested, and when appropriate makes predictions,
asks new questions, or makes connection to real-world situations.
(IMPORTANT: Analyzes data consistent with concepts and skills in
M7:24.)
M7:29 Compares and contrasts theoretical and experimental
probabilities of events; and uses theoretical or experimental
probabilities to
determine the fairness of a game. Representsprobabilities using fractions, decimals, or percents.
M7:30 Demonstrate understanding of mathematical problem solving2
and communication through:3
• Approach & Reasoning
—The reasoning, strategies, and skillsused to solve the problem;
• Connections
—Demonstration of observations, applications,extensions, and generalizations;
• Solution
—All of the work that was done to solve the problem,including the answer;
• Mathematical Language
—The use of mathematical languagein communicating the solution;
• Mathematical Representation
—The use of mathematicalrepresentation to communicate the solution; and
• Documentation
—Presentation of the solution.