Grade 9 Math
7 units matched to the Manitoba Curriculum.
Learning focus
- Number: Develop number sense.
- Patterns and Relations: Use patterns to describe the world and solve problems.
- Patterns and Relations: Represent algebraic expressions in multiple ways.
- Shape and Space: Use direct or indirect measurement to solve problems.
- Shape and Space: Describe the characteristics of 3-D objects and 2-D shapes, and analyze the relationships among them.
- Shape and Space: Describe and analyze position and motion of objects and shapes.
- Statistics and Probability: Collect, display, and analyze data to solve problems.
- Statistics and Probability: Use experimental or theoretical probabilities to represent and solve problems involving uncertainty.
Units
Unit 1
Exponents & Powers
Evaluating powers, using the product, quotient and power laws, working with powers of products and fractions, and order of operations with exponents.
Learning outcome: 9.N.1, 9.N.2, 9.N.4 · powers with integral bases, laws of exponents and the order of operations
Unit 2
Rational Numbers
Adding, subtracting, multiplying and dividing fractions and decimals that may be negative, converting between fractions and decimals, ordering rational numbers, and using BEDMAS.
Learning outcome: 9.N.3, 9.N.5, 9.N.6 · rational numbers, and perfect and approximate square roots
Unit 3
Linear Relations
Finding slope from points and graphs, reading y = mx + b, finding intercepts, deciding whether a point is on a line, spotting parallel lines, and using rates of change in stories.
Learning outcome: 9.PR.1, 9.PR.2 · patterns and linear relations, their graphs, and interpolating and extrapolating
Unit 4
Multi-Step Equations
Solving linear equations with brackets, fractions and variables on both sides, checking solutions, and turning word problems into equations.
Learning outcome: 9.PR.3, 9.PR.4 · solving linear equations and inequalities
Unit 5
Polynomials
Naming polynomials by terms and degree, combining like terms, subtracting polynomials, multiplying and dividing by a constant, and substituting values for x.
Learning outcome: 9.PR.5, 9.PR.6, 9.PR.7 · polynomials of degree two or less, and adding, subtracting, multiplying and dividing them
Unit 6
Similarity & Scale
Using scale factors to find missing sides, solving shadow and scale-drawing problems, and seeing how enlarging a shape changes its area and volume.
Learning outcome: 9.SS.3, 9.SS.4 · similar polygons, and scale diagrams of 2-D shapes
Unit 7
Statistics in Society
Telling a population from a sample, spotting bias in who is asked and how, predicting from a sample, noticing misleading graphs, and why correlation is not causation.
Learning outcome: 9.SP.1, 9.SP.2, 9.SP.3 · bias in data collection, samples and populations, and planning a data project
Ready to try Gradelings?
Curriculum-matched practice for Kindergarten to Grade 9 in British Columbia and Ontario and Alberta and Saskatchewan and Manitoba, with kind hints, learning games and no ads. Free for 30 days, no card needed.