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The official Prince Edward Island Mathematics, Grade 9 curriculum
Prince Edward Island defines Mathematics, Grade 9 by strands and outcomes. MapleMind teaches the same curriculum reorganized for one-skill-at-a-time tutoring — the table shows exactly where every official strand lands, and the ministry's own wording is quoted under each unit below.
Official source Prince Edward Island's official curriculumRead it on the government site — princeedwardisland.ca ↗| Official strand | Outcomes | Where MapleMind teaches it |
|---|---|---|
| Strand N | 7 | Number |
| Strand PR | 6 | Patterns and Relations |
| Strand SS | 4 | Shape and Space |
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How MapleMind teaches Mathematics, Grade 9 — every unit, lesson, and skill
Every skill below runs as a short session: a plain-words lesson, a worked example, solving it together, then a five-question skill check that earns up to three stars. Guided Mode keeps it teaching instead of answer-handing — turning it off needs a parent's password.
Unit 1NumberOfficial strand · Strand N
Powers with integral bases, operations on powers, rational numbers, order of operations with exponents, and perfect squares and square roots.
Powers
- Powers as repeated multiplication9.N1 — Represent repeated multiplication using powers with integral bases (excluding base 0) and whole number exponents.
- The zero exponent9.N1 — Use patterns to show that a power with an exponent of zero is equal to one.
- Solving problems with powers9.N1 — Solve problems involving powers with integral bases and whole number exponents.
Operations on Powers
- Multiplying powers9.N2 — Demonstrate an understanding of multiplying powers with the same base, with integral bases and whole number exponents.
- Dividing powers9.N2 — Demonstrate an understanding of dividing powers with the same base, with integral bases and whole number exponents.
- Power of a power9.N2 — Demonstrate an understanding of raising a power to a power, with integral bases and whole number exponents.
Rational Numbers, Order of Operations, and Square Roots
- Comparing and ordering rational numbers9.N3 — Compare and order rational numbers, including positive and negative fractions and decimals.
- Operations on rational numbers9.N3 — Solve problems that involve arithmetic operations on rational numbers.
- Order of operations with exponents9.N4 — Explain and apply the order of operations, including exponents, with and without technology.
- Perfect squares9.N5 — Demonstrate an understanding of perfect squares concretely, pictorially, and symbolically (limited to whole numbers).
- Square root9.N5 — Demonstrate an understanding of square root as the inverse of squaring, concretely, pictorially, and symbolically (limited to whole numbers).
- Square root of rational perfect squares9.N6 — Determine the square root of positive rational numbers that are perfect squares.
- Approximate square root of non-perfect squares9.N7 — Determine an approximate square root of positive rational numbers that are non-perfect squares.
The official wording — 7 outcomes in this unit
- 9.N1
Demonstrate an understanding of powers with integral bases (excluding base 0) and whole number exponents by: • representing repeated multiplication using powers;
- 9.N2
Demonstrate an understanding of operations on powers with integral bases (excluding base 0) and whole number exponents.
- 9.N3
Demonstrate an understanding of rational numbers by: • comparing and ordering rational numbers;
- 9.N4
Explain and apply the order of operations, including exponents, with and without technology.
- 9.N5
Demonstrate an understanding of perfect square and square root, concretely, pictorially and symbolically (limited to whole numbers).
- 9.N6
Determine the square root of positive rational numbers that are perfect squares.
- 9.N7
Determine an approximate square root of positive rational numbers that are non- perfect squares.
Unit 2Patterns and RelationsOfficial strand · Strand PR
Generalizing patterns, solving multi-form linear equations and inequalities, and polynomials and their operations.
Patterns, Equations, and Inequalities
- Generalizing a pattern with a linear equation9.PR1 — Generalize a pattern arising from a problem-solving context using a linear equation and verify by substitution.
- One-step linear equations9.PR2 — Model and solve problems using one-step linear equations of the forms ax = b and x/a = b, where the coefficients are rational numbers.
- Two-step linear equations9.PR2 — Model and solve problems using two-step linear equations of the forms ax + b = c and x/a + b = c, where the coefficients are rational numbers.
- Equations with variables on both sides9.PR2 — Model and solve problems using linear equations with variables on both sides, of the forms ax = b + cx and ax + b = cx + d, where the coefficients are rational numbers.
- Bracketed and distributive equations9.PR2 — Model and solve problems using linear equations with brackets, of the forms a(x + b) = c and a(bx + c) = d(ex + f), where the coefficients are rational numbers.
- Single-variable linear inequalities9.PR3 — Explain and illustrate strategies to solve single-variable linear inequalities with rational coefficients within a problem-solving context.
Polynomials
- Understanding polynomials9.PR4 — Demonstrate an understanding of polynomials, limited to polynomials of degree less than or equal to 2.
- Adding polynomials9.PR5 — Model, record, and explain the addition of polynomial expressions, concretely, pictorially, and symbolically, limited to degree 2.
- Subtracting polynomials9.PR5 — Model, record, and explain the subtraction of polynomial expressions, concretely, pictorially, and symbolically, limited to degree 2.
- Multiplying polynomials by monomials9.PR6 — Model, record, and explain the multiplication of polynomial expressions by monomials, concretely, pictorially, and symbolically, limited to degree 2.
- Dividing polynomials by monomials9.PR6 — Model, record, and explain the division of polynomial expressions by monomials, concretely, pictorially, and symbolically, limited to degree 2.
The official wording — 6 outcomes in this unit
- 9.PR1
Generalize a pattern arising from a problem-solving context using linear equations and verify by substitution.
- 9.PR2
Model and solve problems using linear equations of the form: • ; ax b = • , 0; x b a a = where a, b, c, d, e and f are rational numbers.
- 9.PR3
Explain and illustrate strategies to solve single variable linear inequalities with rational coefficients within a problem-solving context.
- 9.PR4
Demonstrate an understanding of polynomials (limited to polynomials of degree less than or equal to 2).
- 9.PR5
Model, record and explain the operations of addition and subtraction of polynomial expressions, concretely, pictorially and symbolically (limited to polynomials of degree less than or equal to 2).
- 9.PR6
Model, record and explain the operations of multiplication and division of polynomial expressions (limited to polynomials of degree less than or equal to 2) by monomials, concretely, pictorially and symbolically.
Unit 3Shape and SpaceOfficial strand · Strand SS
The Pythagorean theorem, composite surface area, similarity of triangles, and scale diagrams.
Pythagorean Theorem and Surface Area
- Understanding the Pythagorean theorem9.SS1 — Develop and understand the Pythagorean theorem for right triangles.
- Applying the Pythagorean theorem9.SS1 — Apply the Pythagorean theorem to solve problems, including finding a missing side.
- Surface area of composite objects9.SS2 — Determine the surface area of composite 3-D objects to solve problems.
Similarity and Scale Diagrams
- Recognizing similar triangles9.SS3 — Demonstrate an understanding of similarity of triangles by recognizing equal angles and proportional sides.
- Solving with similar triangles9.SS3 — Use the proportional sides of similar triangles to solve for a missing side.
- Scale diagrams9.SS4 — Draw and interpret scale diagrams of 2-D shapes.
The official wording — 4 outcomes in this unit
- 9.SS1
Develop and apply the Pythagorean theorem to solve problems.
- 9.SS2
Determine the surface area of composite 3D objects to solve problems.
- 9.SS3
Demonstrate an understanding of similarity of triangles.
- 9.SS4
Draw and interpret scale diagrams of 2D shapes.
Printable workbook · A keepsake of the year
A Mathematics, Grade 9 workbook worth keeping
Built from the same official curriculum as this page. Before and after each skill above, your student colours in how sure they feel — so the two of you can see, on one page, what's clicking and what needs another look. It's a quiet way to follow how the year is really going.
By June it's full of their own handwriting: units worked through, confidence grown, a mid-year check-in, notes from parent-teacher night, and a certificate at the end. Less a worksheet, more a record of the year worth keeping on the shelf.
Instant download · see every page, reviews and the full description · five or more workbooks are $2.99 each
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Common questions
Can MapleMind help me with Mathematics, Grade 9?
Yes. MapleMind's AI tutor covers all 30 skills in Prince Edward Island's Mathematics, Grade 9 — you pick the exact skill, and the tutor teaches it step by step: a short lesson, a worked example, solving together, then a skill check to show it stuck.
Is MapleMind aligned to Prince Edward Island's official curriculum?
Yes. Every skill in this course maps to an official outcome code from Prince Edward Island's Grade 9 Mathematics curriculum, and the ministry's own wording is quoted under each unit on this page — with the official government source linked so you can check it yourself.
What does MapleMind cost?
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What if I'm stuck on just one topic?
That's the point of skill-level tutoring: open Mathematics, Grade 9 in the app, tap the exact skill from the list on this page, and the tutor teaches just that — no wading through lessons you don't need.
Does MapleMind work in French or other languages?
Yes — 14 languages, including French. Both the app and the tutor's explanations switch to the language you choose.
Where can I see the official Prince Edward Island curriculum for Mathematics, Grade 9?
The official source is linked on this page — Prince Edward Island's official curriculum. The outline here follows it: every MapleMind skill carries its official outcome code, and the ministry's own wording is quoted under each unit.
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