Get help with Mathematics, Grade 3
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The official Prince Edward Island Mathematics, Grade 3 curriculum
Prince Edward Island defines Mathematics, Grade 3 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 | 12 | Number |
| Strand PR | 2 | Patterns and Relations |
| Strand SS | 6 | Shape and Space |
| Strand SP | 1 | Statistics and Probability |
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How MapleMind teaches Mathematics, Grade 3 — 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
Skip-counting to 1000, numbers to 1000 and place value, mental addition and subtraction, addition and subtraction to 1000, first multiplication and division to products of 36, and fractions of a whole.
Skip-Counting to 1000
- Skip-counting by 5s, 10s, and 100s3.N1 — Say the number sequence forward and backward from 0 to 1000 by 5s, 10s, or 100s using any starting point.
- Skip-counting by 3s and 4s3.N1 — Skip-count by 3s from starting points that are multiples of 3, and by 4s from starting points that are multiples of 4.
- Skip-counting by 25s3.N1 — Skip-count by 25s from starting points that are multiples of 25.
Numbers to 1000 and Place Value
- Showing numbers to 10003.N2 — Represent and describe numbers to 1000 concretely with base-ten materials, pictorially, and symbolically as numerals.
- Comparing and ordering to 10003.N3 — Compare and order numbers to 1000 using place value.
- Hundreds, tens, and ones3.N4 — Illustrate concretely and pictorially the meaning of place value for numerals to 1000.
Mental Math and Estimation
- Mental math for adding two 2-digit numbers3.N5 — Describe and apply mental math strategies for adding two 2-digit numerals.
- Mental math for subtracting two 2-digit numbers3.N6 — Describe and apply mental math strategies for subtracting two 2-digit numerals.
- Estimating sums and differences3.N7 — Apply estimation strategies to predict sums and differences of two 2-digit numerals in a problem-solving context.
Addition and Subtraction to 1000
- Adding numbers to 10003.N8 — Add numbers with answers to 1000 (limited to 1-, 2-, and 3-digit numerals) using personal strategies.
- Subtracting numbers to 10003.N8 — Subtract numbers within 1000 (limited to 1-, 2-, and 3-digit numerals) using personal strategies.
Mental Math Facts to 18
- Doubles and making 103.N9 — Apply the doubles and making-10 mental math strategies for basic addition facts and related subtraction facts to 18.
- The commutative and zero properties3.N9 — Apply the commutative property and the property of zero to find basic addition facts.
- Thinking addition for subtraction3.N9 — Apply the think-addition strategy to find basic subtraction facts related to addition facts to 18.
First Multiplication and Division
- Multiplication as equal groups3.N10 — Demonstrate an understanding of multiplication to products of 36 with single-digit factors, as equal groups and arrays.
- Solving multiplication problems3.N10 — Apply multiplication to products of 36 to solve equal-group story problems.
- Division as sharing and grouping3.N11 — Demonstrate an understanding of division as sharing equally or grouping, for facts related to products of 36.
- Relating division to multiplication3.N11 — Relate division to multiplication using fact families for products to 36.
Fractions of a Whole
- A fraction is part of a whole3.N12 — Explain that a fraction represents a part of a whole, with equal parts named by the fraction.
- Where fractions are used3.N12 — Describe situations in everyday life in which fractions are used.
- Comparing fractions with the same bottom number3.N12 — Compare fractions of the same whole with like denominators, deciding which is greater.
The official wording — 12 outcomes in this unit
- 3.N1
Say the number sequence forward and backward from 0 to 1000 by: 5s, 10s, or 100s, using any starting point
- 3.N2
Represent and describe numbers to 1000, concretely, pictorially and symbolically.
- 3.N3
Compare and order numbers to 1000.
- 3.N4
Illustrate, concretely & pictorially, the meaning of place value for numerals to 1000
- 3.N5
Describe and apply mental mathematics strategies for adding two 2-digit numerals.
- 3.N6
Describe and apply mental mathematics strategies for subtracting two 2-digit numerals.
- 3.N7
Apply estimation strategies to predict sums and differences of two 2-digit numerals in a problem-solving context.
- 3.N8
Demonstrate an understanding of addition and subtraction of numbers with answers to 1000 (limited to 1, 2 and 3-digit numerals).
- 3.N9
Apply mental mathematics strategies and number properties, such as: using doubles; making 10
- 3.N10
Demonstrate an understanding of multiplication to products of 36 with single digit factors.
- 3.N11
Demonstrate an understanding of division (related multiplication to products of 36 with single digit factors).
- 3.N12
Demonstrate an understanding of fractions by: explaining that a fraction represents a part of a whole
Unit 2Patterns and RelationsOfficial strand · Strand PR
Decreasing patterns, and solving one-step addition and subtraction equations with an unknown symbol.
Decreasing Patterns
- Describing and comparing decreasing patterns3.PR1 — Describe and compare decreasing patterns using manipulatives, diagrams, sounds, and actions (numbers to 1000).
- Extending and creating decreasing patterns3.PR1 — Extend and create decreasing patterns using manipulatives, diagrams, sounds, and actions (numbers to 1000).
One-Step Equations
- Solving one-step equations with a symbol3.PR2 — Solve one-step addition and subtraction equations involving a symbol that represents an unknown number.
The official wording — 2 outcomes in this unit
- 3.PR1
Demonstrate an understanding of decreasing patterns by: describing, extending, comparing, creating patterns using manipulatives, diagrams, sounds and actions (numbers to 1000).
- 3.PR2
Solve one-step addition and subtraction equations involving symbols representing an unknown number.
Unit 3Shape and SpaceOfficial strand · Strand SS
Time and the calendar, measuring length in cm and m, mass, perimeter, and sorting polygons.
Time and the Calendar
- Time for everyday activities3.SS1 — Relate the passage of time to common activities using non-standard and standard units (minutes, hours, days, weeks, months, years).
- Seconds, minutes, hours, and days3.SS2 — Relate the number of seconds to a minute, minutes to an hour, and days to a month in a problem-solving context.
Measuring Length in cm and m
- Referents for centimetres and metres3.SS3 — Select and justify personal referents for the units centimetre and metre.
- How centimetres and metres relate3.SS3 — Model and describe the relationship between centimetres and metres (100 cm = 1 m).
- Estimating length with referents3.SS3 — Estimate length using personal referents for centimetres and metres.
- Measuring and recording length3.SS3 — Measure and record length, width, and height using a ruler or metre stick in centimetres and metres.
Mass, Perimeter, and Polygons
- Measuring mass in grams and kilograms3.SS4 — Demonstrate an understanding of measuring mass in grams and kilograms, choosing the suitable unit.
- Perimeter of shapes3.SS5 — Demonstrate an understanding of perimeter of regular and irregular shapes by measuring and adding the side lengths.
- Sorting polygons by sides3.SS6 — Sort regular and irregular polygons including triangles, quadrilaterals, pentagons, hexagons, and octagons according to the number of sides.
The official wording — 6 outcomes in this unit
- 3.SS1
Relate the passage of time to common activities using non-standard and standard units (minutes, hours, days, weeks, months, years).
- 3.SS2
Relate the number of seconds to a minute, the number of minutes to an hour and the number of days to a month in a problem-solving context.
- 3.SS3
Demonstrate an understanding of measuring length (cm, m) by: selecting and justifying referents for the units cm and m
- 3.SS4
Demonstrate an understanding of measuring mass (g, kg).
- 3.SS5
Demonstrate an understanding of perimeter of regular and irregular shapes.
- 3.SS6
Sort regular and irregular polygons, including: triangles, quadrilaterals, pentagons, hexagons, octagons, according to the number of sides.
Unit 4Statistics and ProbabilityOfficial strand · Strand SP
Collecting and organizing first-hand data with tally marks, line plots, charts, and lists.
Collecting and Organizing Data
- Collecting and organizing first-hand data3.SP1 — Collect first-hand data and organize it using tally marks, line plots, charts, and lists to answer questions.
The official wording — 1 outcome in this unit
- 3.SP1
Collect first-hand data and organize it using: tally marks, line plots, charts, lists to answer questions.
Printable workbook · A keepsake of the year
A Mathematics, Grade 3 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 my child with Mathematics, Grade 3?
Yes. MapleMind's AI tutor covers all 34 skills in Prince Edward Island's Mathematics, Grade 3 — your child picks 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 3 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?
It's free to start — 5 tutoring chats and a practice quiz every day, no credit card. A Pro subscription ($9.99/month or $49.99/year CAD, 7-day free trial) unlocks unlimited tutoring, practice, and exam simulations.
What if my child is stuck on just one topic?
That's the point of skill-level tutoring: open Mathematics, Grade 3 in the app, tap the exact skill from the list on this page, and the tutor teaches just that — no wading through lessons your child doesn'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 your child chooses.
Where can I see the official Prince Edward Island curriculum for Mathematics, Grade 3?
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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