MTH1W - Grade 9 De-Streamed Mathematics
B1. demonstrate an understanding of the development and use of numbers, and make connections between sets of numbers
Development and Use of Numbers
B1.1 research a number concept to tell a story about its development and use in a specific culture, and describe its relevance in a current context
Number Sets
B1.2 describe how various subsets of a number system are defined, and describe similarities and differences between these subsets
B1.3 use patterns and number relationships to explain density, infinity, and limit as they relate to number sets
B2. represent numbers in various ways, evaluate powers, and simplify expressions by using the relationships between powers and their exponents
Powers
B2.1 analyse, through the use of patterning, the relationship between the sign and size of an exponent and the value of a power, and use this relationship to express numbers in scientific notation and evaluate powers
B2.2 analyse, through the use of patterning, the relationships between the exponents of powers and the operations with powers, and use these relationships to simplify numeric and algebraic expressions
B3. apply an understanding of rational numbers, ratios, rates, percentages, and proportions, in various mathematical contexts, and to solve problems
Rational Numbers
B3.1 apply an understanding of integers to describe location, direction, amount, and changes in any of these, in various contexts
B3.2 apply an understanding of unit fractions and their relationship to other fractional amounts, in various contexts, including the use of measuring tools
B3.3 apply an understanding of integers to explain the effects that positive and negative signs have on the values of ratios, rates, fractions, and decimals, in various contexts
Applications
B3.4 solve problems involving operations with positive and negative fractions and mixed numbers, including problems involving formulas, measurements, and linear relations, using technology when appropriate
B3.5 pose and solve problems involving rates, percentages, and proportions in various contexts, including contexts connected to real-life applications of data, measurement, geometry, linear relations, and financial literacy
B2. represent numbers in various ways, evaluate powers, and simplify expressions by using the relationships between powers and their exponents
C1. demonstrate an understanding of the development and use of algebraic concepts and of their connection to numbers, using various tools and representations
Development and Use of Algebra
C1.1 research an algebraic concept to tell a story about its development and use in a specific culture, and describe its relevance in a current context
Algebraic Expressions and Equations
C1.2 create algebraic expressions to generalize relationships expressed in words, numbers, and visual representations, in various contexts
C1.3 compare algebraic expressions using concrete, numerical, graphical, and algebraic methods to identify those that are equivalent, and justify their choices
C1.4 simplify algebraic expressions by applying properties of operations of numbers, using various representations and tools, in different contexts
C1.5 create and solve equations for various contexts, and verify their solutions
C2. apply coding skills to represent mathematical concepts and relationships dynamically, and to solve problems, in algebra and across the other strands
Coding
C2.1 use coding to demonstrate an understanding of algebraic concepts including variables, parameters, equations, and inequalities
C2.2 create code by decomposing situations into computational steps in order to represent mathematical concepts and relationships, and to solve problems
C2.3 read code to predict its outcome, and alter code to adjust constraints, parameters, and outcomes to represent a similar or new mathematical situation
C1. demonstrate an understanding of the development and use of algebraic concepts and of their connection to numbers, using various tools and representations
Development and Use of Algebra
C1.1 research an algebraic concept to tell a story about its development and use in a specific culture, and describe its relevance in a current context
Algebraic Expressions and Equations
C1.2 create algebraic expressions to generalize relationships expressed in words, numbers, and visual representations, in various contexts
C1.3 compare algebraic expressions using concrete, numerical, graphical, and algebraic methods to identify those that are equivalent, and justify their choices
C1.4 simplify algebraic expressions by applying properties of operations of numbers, using various representations and tools, in different contexts
C1.5 create and solve equations for various contexts, and verify their solutions
C2. apply coding skills to represent mathematical concepts and relationships dynamically, and to solve problems, in algebra and across the other strands
Coding
C2.1 use coding to demonstrate an understanding of algebraic concepts including variables, parameters, equations, and inequalities
C2.2 create code by decomposing situations into computational steps in order to represent mathematical concepts and relationships, and to solve problems
C2.3 read code to predict its outcome, and alter code to adjust constraints, parameters, and outcomes to represent a similar or new mathematical situation
C3. represent and compare linear and non-linear relations that model real-life situations, and use these representations to make predictions
Application of Linear and Non-Linear Relations
C3.1 compare the shapes of graphs of linear and non-linear relations to describe their rates of change, to make connections to growing and shrinking patterns, and to make predictions
C3.2 represent linear relations using concrete materials, tables of values, graphs, and equations, and make connections between the various representations to demonstrate an understanding of rates of change and initial values
C3.3 compare two linear relations of the form y = ax + b graphically and algebraically, and interpret the meaning of their point of intersection in terms of a given context
C4. demonstrate an understanding of the characteristics of various representations of linear and non-linear relations, using tools, including coding when appropriate
Characteristics of Linear and Non-Linear Relations
C4.1 compare characteristics of graphs, tables of values, and equations of linear and non-linear relations
C4.2 graph relations represented as algebraic equations of the forms x = k, y = k, x + y = k, x – y = k, ax + by = k, and xy = k, and their associated inequalities, where a, b, and k are constants, to identify various characteristics and the points and/or regions defined by these equations and inequalities
C4.3 translate, reflect, and rotate lines defined by y = ax, where a is a constant, and describe how each transformation affects the graphs and equations of the defined lines
C4.4 determine the equations of lines from graphs, tables of values, and concrete representations of linear relations by making connections between rates of change and slopes, and between initial values and y-intercepts, and use these equations to solve problems
E1. demonstrate an understanding of the development and use of geometric and measurement relationships, and apply these relationships to solve problems, including problems involving real-life situations
Geometric and Measurement Relationships
E1.1 research a geometric concept or a measurement system to tell a story about its development and use in a specific culture or community, and describe its relevance in connection to careers and to other disciplines
E1.2 create and analyse designs involving geometric relationships and circle and triangle properties, using various tools
E1.3 solve problems involving different units within a measurement system and between measurement systems, including those from various cultures or communities, using various representations and technology, when appropriate
E1.4 show how changing one or more dimensions of a two-dimensional shape and a three-dimensional object affects perimeter/circumference, area, surface area, and volume, using technology when appropriate
E1.5 solve problems involving the side-length relationship for right triangles in real-life situations, including problems that involve composite shapes
E1.6 solve problems using the relationships between the volume of prisms and pyramids and between the volume of cylinders and cones, involving various units of measure
D1. describe the collection and use of data, and represent and analyse data involving one and two variables
Application of Data
D1.1 identify a current context involving a large amount of data, and describe potential implications and consequences of its collection, storage, representation, and use
Representation and Analysis of Data
D1.2 represent and statistically analyse data from a real-life situation involving a single variable in various ways, including the use of quartile values and box plots
D1.3 create a scatter plot to represent the relationship between two variables, determine the correlation between these variables by testing different regression models using technology, and use a model to make predictions when appropriate
D2. apply the process of mathematical modelling, using data and mathematical concepts from other strands, to represent, analyse, make predictions, and provide insight into real-life situations
Application of Mathematical Modelling
D2.1 describe the value of mathematical modelling and how it is used in real life to inform decisions
Process of Mathematical Modelling
D2.2 identify a question of interest requiring the collection and analysis of data, and identify the information needed to answer the question
D2.3 create a plan to collect the necessary data on the question of interest from an appropriate source, identify assumptions, identify what may vary and what may remain the same in the situation, and then carry out the plan
D2.4 determine ways to display and analyse the data in order to create a mathematical model to answer the original question of interest, taking into account the nature of the data, the context, and the assumptions made
D2.5 report how the model can be used to answer the question of interest, how well the model fits the context, potential limitations of the model, and what predictions can be made based on the model
F1. demonstrate the knowledge and skills needed to make informed financial decisions
STRAND AA: Social-Emotional Learning (SEL) Skills in Mathematics
AA1. develop and explore a variety of social-emotional learning skills in a context that supports and reflects this learning in connection with the expectations across all other strands
STRAND A: Mathematical Thinking and Making Connections
A1. apply the mathematical processes to develop a conceptual understanding of, and procedural fluency with, the mathematics they are learning
A2. make connections between mathematics and various knowledge systems, their lived experiences, and various real-life applications of mathematics, including careers