📘 P1 Mathematics
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📘 P1 Mathematics
Welcome to the Primary 1 Mathematics Program!
This course introduces young learners to foundational numeracy skills through simple, engaging, and practical activities. With hands-on counting, matching objects, drawing numbers, and solving age-appropriate word problems, children begin building confidence with numbers and mathematical thinking.
Learners explore numbers, measurements, money, shapes, and patterns in ways that connect directly to everyday life. Through guided practice, games, and visual activities, the program strengthens observation, reasoning, and problem-solving while making Mathematics enjoyable and meaningful.
🧮 What Learners Will Explore
1. Number Sense
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Counting, reading, and writing numbers from 0 to 100
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Comparing and ordering numbers
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Decomposing numbers into tens and ones
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Recognizing number patterns and completing sequences
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Understanding ordinal positions
2. Basic Operations
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Addition with sums up to 99
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Subtraction of numbers below 99
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Solving simple word problems using addition and subtraction
3. Measurement
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Understanding the concept of length
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Using the meter ruler to measure up to 10 m
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Comparing lengths
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Adding and subtracting length measurements
4. Money
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Identifying Rwandan currency (1Frw to 100Frw)
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Exchanging coins
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Solving money-based word problems
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Choosing affordable items from a price list
5. Geometry
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Locating objects relative to lines (above, below, on, left, right)
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Identifying and drawing horizontal, vertical, oblique, curved, open, and closed lines
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Recognizing and drawing right angles, squares, and rectangles
6. Critical Thinking Through Patterns
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Identifying number patterns
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Completing missing numbers in increasing and decreasing sequences
🧠 The 4Cs in Action
Critical Thinking:
Sorting objects, comparing quantities, solving simple problems.
Creativity:
Drawing shapes, forming patterns, using objects to build number concepts.
Communication:
Explaining how they count, compare, or solve problems.
Collaboration:
Working together on group counting activities and measurement tasks.
- 11 Sections
- 116 Lessons
- 10 Weeks
- UNIT 1: Numbers from 1 to 5Pupils will be able to count, read, write, order, compare, add, and subtract whole numbers from 1 to 5.18
- 1.1Lesson 0: Introduction of the Unit
- 1.2Lesson 1: Counting 1 to 2 Objects
- 1.3Lesson 2: Reading and Writing the Number 1
- 1.4Lesson 3: Reading and Writing the Numbers 1 and 2
- 1.5Lesson 4: Counting 1 to 3 Objects
- 1.6Lesson 5: Reading and Writing the Numbers 1, 2, and 3
- 1.7Lesson 6: Counting 1 to 4 Objects
- 1.8Lesson 7: Reading and Writing the Numbers 1, 2, 3, and 4
- 1.9Lesson 8: Counting 1 to 5 Objects
- 1.10Lesson 9: Reading and Writing the Numbers 1 to 5
- 1.11Lesson 10: Comparing Numbers of 5 or Fewer Objects
- 1.12Lesson 11: Ascending Order of Numbers from 1 to 5
- 1.13Lesson 12: Descending Order of Numbers from 1 to 5
- 1.14Lesson 13: Addition with Sums Less Than or Equal to 5
- 1.15Lesson 14: Word Problems on Addition (Sums ≤ 5)
- 1.16Lesson 15: Subtraction of Numbers Less Than 5
- 1.17Lesson 16: Word Problems on Subtraction (Numbers < 5)
- 1.18Lesson 17: End of Unit Assessment
- UNIT 2: Numbers from 1 to 9Pupils will be able to count, read, write, order, compare, add, and subtract whole numbers from 1 to 9.18
- 2.1Lesson 0: Introduction of the Unit
- 2.2Lesson 1: Counting 1 to 6 Objects
- 2.3Lesson 2: Reading and Writing Numbers from 1 to 6
- 2.4Lesson 3: Counting 1 to 7 Objects
- 2.5Lesson 4: Reading and Writing Numbers from 1 to 7
- 2.6Lesson 5: Counting 1 to 8 Objects
- 2.7Lesson 6: Reading and Writing Numbers from 1 to 8
- 2.8Lesson 7: Counting 1 to 9 Objects
- 2.9Lesson 8: Reading and Writing Numbers from 1 to 9
- 2.10Lesson 9: Comparing Numbers of 9 or Fewer Objects
- 2.11Lesson 10: Comparing Numbers from 1 to 9
- 2.12Lesson 11: Ascending Order of Numbers from 1 to 9
- 2.13Lesson 12: Descending Order of Numbers from 1 to 9
- 2.14Lesson 13: Addition with Sums Less Than or Equal to 9
- 2.15Lesson 14: Word Problems on Addition (Sums ≤ 9)
- 2.16Lesson 15: Subtraction of Numbers Less Than 9
- 2.17Lesson 16: Word Problems on Subtraction (Numbers < 9)
- 2.18Lesson 17: End of Unit Assessment
- UNIT 3: Numbers from 0 to 10Pupils will be able to count, read, write, order, compare, add, and subtract whole numbers from 0 to 10.5
- UNIT 4: Numbers from 0 to 20Pupils will be able to count, read, write, order, compare, add, and subtract whole numbers from 0 to 20.11
- 4.1Lesson 0: Introduction of the Unit
- 4.2Lesson 1: Counting 1 to 20 Objects
- 4.3Lesson 2: Reading and Writing Numbers from 0 to 20
- 4.4Lesson 4: Comparing Numbers from 0 to 20
- 4.5Lesson 3: Decomposing Numbers from 10 to 20 into Tens and Ones
- 4.6Lesson 5: Ascending and Descending Order of Numbers from 0 to 20
- 4.7Lesson 6: Addition with Sums Less Than or Equal to 20
- 4.8Lesson 7: Word Problems on Addition (Sums ≤ 20)
- 4.9Lesson 8: Subtraction of Numbers Less Than 20
- 4.10Lesson 9: Word Problems on Subtraction (Numbers < 20)
- 4.11Lesson 10: End of Unit Assessment
- UNIT 5: Numbers from 0 to 50Pupils will be able to count, read, write, order, compare, add, and subtract whole numbers from 0 to 50.14
- 5.1Lesson 0: Introduction of the Unit
- 5.2Lesson 1: Counting 1 to 30 Objects
- 5.3Lesson 2: Reading and Writing Numbers from 0 to 30
- 5.4Lesson 3: Counting 1 to 40 Objects
- 5.5Lesson 4: Reading and Writing Numbers from 0 to 40
- 5.6Lesson 5: Counting 1 to 50 Objects
- 5.7Lesson 6: Reading and Writing Numbers from 0 to 50
- 5.8Lesson 7: Decomposing Numbers from 10 to 50 into Tens and Ones
- 5.9Lesson 8: Comparing and Ordering Numbers from 0 to 50
- 5.10Lesson 9: Addition with Sums Less Than or Equal to 50
- 5.11Lesson 10: Word Problems on Addition (Sums ≤ 50)
- 5.12Lesson 11: Subtraction of Numbers Less Than 50
- 5.13Lesson 12: Word Problems on Subtraction (Numbers < 50)
- 5.14Lesson 13: End of Unit Assessment
- UNIT 6: Numbers from 0 to 100Pupils will be able to count, read, write, order, compare, add, and subtract whole numbers from 0 to 99.11
- 6.1Lesson 0: Introduction of the Unit
- 6.2Lesson 1: Counting and Writing Numbers from 0 to 60
- 6.3Lesson 3: Counting and Writing Numbers from 0 to 80
- 6.4Lesson 4: Counting and Writing Numbers from 0 to 90
- 6.5Lesson 5: Counting and Writing Numbers from 0 to 99
- 6.6Lesson 6: Decomposing 2-Digit Numbers into Tens and Ones
- 6.7Lesson 7: Comparing and Ordering Numbers from 1 to 99
- 6.8Lesson 8: Addition and Word Problems (Sums ≤ 99)
- 6.9Lesson 9: Subtraction and Word Problems (Numbers < 99)
- 6.10Lesson 10: End of Unit Assessment
- 6.11Lesson 2: Counting and Writing Numbers from 0 to 70
- UNIT 7: Number PatternsPupils will be able to find the missing number in a number pattern of 1-digit or 2-digit numbers.7
- 7.1Lesson 0: Introductory Activity
- 7.2Lesson 1: Ordinal Numbers
- 7.3Lesson 2: Number Patterns with Addition (Common Difference)
- 7.4Lesson 4: Number Patterns with Subtraction (Common Difference)
- 7.5Lesson 3: Completing Missing Numbers in Addition Patterns
- 7.6Lesson 5: Completing Missing Numbers in Subtraction Patterns
- 7.7Lesson 6: End of Unit Assessment
- UNIT 8: Measuring Length (≤ 10 m)Pupils will be able to measure and compare the length of various objects not exceeding 10 m, and add and subtract length measurements.9
- 8.1Lesson 0: Introduction
- 8.2Lesson 1: Concept of Lengths
- 8.3Lesson 2: Instruments for Measuring Length
- 8.4Lesson 3: Reading and Writing the Meter “m”
- 8.5Lesson 4: Measuring Lengths Up to 10 m Using a Meter Ruler
- 8.6Lesson 5: Comparing Lengths Less Than 10 m
- 8.7Lesson 6: Addition of Lengths (Sums ≤ 10 m) and Word Problems
- 8.8Lesson 7: Subtraction of Lengths (Differences ≤ 10 m) and Word Problems
- 8.9Lesson 8: End of Unit Assessment
- UNIT 9: Rwandan Currency (1Frw to 100Frw)Pupils will be able to differentiate Rwandan currency from 1Frw to 100Frw and solve word problems involving addition and subtraction.9
- 9.1Lesson 0: Introduction of the Unit
- 9.2Lesson 1: Rwandan Coins: Values and Features
- 9.3Lesson 2: Exchanging Rwandan Currency (1Frw to 100Frw)
- 9.4Lesson 3: Addition of Rwandan Currency (1Frw to 100Frw)
- 9.5Lesson 4: Word Problems on Addition of Currency
- 9.6Lesson 5: Subtraction of Rwandan Currency (1Frw to 100Frw)
- 9.7Lesson 6: Word Problems on Subtraction of Currency
- 9.8Lesson 7: Selecting Items to Buy from a Given Table
- 9.9Lesson 8: End of Unit Assessment
- UNIT 10: Location of Objects and LinesPupils will be able to locate objects relative to a line and define types of lines.5
- UNIT 11: Right Angle, Square, and RectanglePupils will be able to identify the right angle, square, and rectangle from other shapes and accurately draw them.9
- 11.1Lesson 0: Introductory Activity
- 11.2Lesson 1: Right Angle and Its Characteristics
- 11.3Lesson 2: Drawing the Right Angle
- 11.4Lesson 3: A Square and Its Characteristics
- 11.5Lesson 4: Drawing a Square
- 11.6Lesson 5: A Rectangle and Its Characteristics
- 11.7Lesson 6: Drawing a Rectangle
- 11.8Lesson 7: Identifying Squares and Rectangles from Other Shapes
- 11.9Lesson 8: End of Unit Assessment
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"My child now counts confidently and even identifies shapes and money at home! The P1 Mathematics lessons made learning fun and practical." — Parent of a Primary 1 learner
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