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Prince Edward Island

Math

Grade 1 Math Courses - PEI Curriculum

Explore PEI's Grade 1 math curriculum, focusing on foundational skills in number sense, basic operations, and problem-solving. Set your child on the path to mathematical success.

PEI Grade 1 Math Curriculum - Foundations for Success Topics

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CO_ID
Curriculum Outcome
StudyPug Topic
PI.CO.1.N.1
Say the number sequence, 0 to 100, by 1s forward and backward between any two given numbers; 2s to 20, forward starting at 0; and 5s and 10s to 100, forward starting at 0:

Missing values in a number grid up to 100

intro
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PI.CO.1.N.2
Recognize, at a glance, and name familiar arrangements of 1 to 10 objects or dots:
PI.CO.1.N.3
Demonstrate an understanding of counting by indicating that the last number said identifies how many; showing that any set has only one count; using the counting on strategy; and using parts or equal groups to count sets:

Organizing data

intro
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video

Ordinal numbers

intro
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video

Counting up to 20

intro
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video
PI.CO.1.N.4
Represent and describe numbers to 20 concretely, pictorially and symbolically:
PI.CO.1.N.5
Compare sets containing up to 20 elements to solve problems using referents and one-to-one correspondence:

Comparing two numbers

intro
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video

Comparing three numbers

intro
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video
PI.CO.1.N.6
Demonstrate, concretely and pictorially, how a given number can be represented by a variety of equal groups with and without singles:
PI.CO.1.N.7
Identify the number, up to 20, that is one more, two more, one less and two less than a given number:
PI.CO.1.N.8
Demonstrate an understanding of addition of numbers with answers to 20 and their corresponding subtraction facts, concretely, pictorially and symbolically:
PI.CO.1.PR.3
Describe equality as a balance and inequality as an imbalance, concretely and pictorially (0 to 20):

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