Mathematics Grade 2 Term 3 – Week 6 Thursday: Count forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s

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Lesson Plan: Counting & Number Patterns

1. LESSON INFORMATION

  • Subject & Grade: Mathematics – Grade 2
  • Topic: Count forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s
  • Duration: 60 minutes
  • CAPS Alignment: This lesson directly aligns with CAPS Mathematics Grade 2 Term 3 requirements for Number, Operations and Relationships, specifically addressing the counting and number patterns strand. The lesson supports the CAPS expectation that learners should be able to count forwards and backwards in various intervals within the range 0-170, developing number sense and pattern recognition essential for mathematical fluency.
  • Learning Objectives:
  • Knowledge: Learners will know the sequence of numbers when counting forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s and understand the patterns created by skip counting in different intervals.
  • Skills: Learners will be able to accurately count forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s, identify missing numbers in counting sequences, and apply counting patterns to solve simple problems.
  • Values: Learners will develop confidence in mathematical thinking, persistence when working with number patterns, and appreciation for the logical structure of our number system.
  • Key Vocabulary:
  • Skip counting (counting in steps other than 1)
  • Forwards (counting up/increasing)
  • Backwards (counting down/decreasing)
  • Pattern (repeated sequence or rule)
  • Sequence (numbers in order)
  • Prerequisites: Learners should be able to count forwards and backwards 0-100 in 1s, recognize number symbols 0-170, and have basic understanding of “more than” and “less than” concepts.

2. RESOURCES AND MATERIALS

  • Concrete Manipulatives:
  • Counting bears or buttons (200 pieces)
  • Ten frames (20 copies)
  • Number cards 0-170
  • Bead strings with 10 beads each (20 strings)
  • Small containers for grouping objects
  • Visual Aids:
  • Large number chart 0-170 displayed on classroom wall
  • Skip counting charts for 2s, 3s, 4s, 5s, and 10s
  • Colorful number line strips
  • Pattern cards showing counting sequences
  • Technology:
  • Interactive whiteboard or tablet for digital number games (if available)
  • Audio recordings of counting songs in different intervals
  • Stationery:
  • Individual whiteboards and markers
  • Worksheets with number grids
  • Colored pencils for highlighting patterns
  • Sticky notes for number activities
  • Assessment Tools:
  • Observation checklist for counting accuracy
  • Individual assessment sheets
  • Peer assessment cards
  • Portfolio collection sheets

3. DETAILED LESSON STRUCTURE

Introduction (15 minutes)

  • Warm-up Activity: Begin with the energetic “Counting Safari” song where learners march around the classroom counting in 10s: “10 elephants stomping through the bush, 20 elephants stomping through the bush…” up to 100, then backwards. This connects to South African wildlife while reinforcing counting patterns.
  • Prior Knowledge Activation: “Yesterday we practiced counting to 100 in different ways. Who can show me how to count in 5s up to 50?” Allow several learners to demonstrate while others clap along. Display the large number chart and ask: “What patterns do you notice when we count in 5s?”
  • Lesson Introduction: “Today we’re going on a mathematical adventure! We’re going to become counting experts who can count forwards and backwards from 0 all the way to 170 using different step sizes. Just like how we can walk taking big steps or small steps, we can count taking different sized number steps – sometimes counting in 1s, sometimes in 2s, 3s, 4s, 5s, or even 10s!”
  • Learning Objectives Sharing: “By the end of our lesson, you’ll be able to count like mathematical detectives – forwards and backwards between 0 and 170, using any counting pattern I give you. You’ll discover the secret patterns hidden in numbers!”

Development (45 minutes)

  • *Phase 1: Concrete Exploration (15 minutes)**

Distribute counting bears and ten frames to each table group. “Let’s start by building our understanding of counting forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s using our counting bears.”

Begin with counting in 10s: “Place 10 bears in your first ten frame. Now add another 10 bears in the second frame. How many bears do we have? Let’s count together: 10, 20…” Continue building groups of 10 up to 100, then introduce counting beyond 100: “110, 120, 130…” up to 170.

Teacher circulates asking: “If we have 14 groups of 10 bears, how many bears is that? Can you count backwards from 170 in 10s?” Learners physically remove groups while counting backwards.

Transition to counting in 5s using the same bears: “Now let’s group our bears in 5s. Put 5 bears together, then another 5…” Demonstrate how 5, 10, 15, 20 creates a pattern. “What do you notice about the last digit when we count in 5s? It’s always 0 or 5!”

  • *Phase 2: Guided Practice (15 minutes)**

Move to the large number chart. “Now we’ll practice counting forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s using our number chart.”

Start with counting in 2s: “Let’s count the wheels on cars in a parking lot. Each car has 2 wheels we can see from the side. Point to 2 on our chart, now 4, now 6…” Use colored sticky notes to mark the pattern. “What pattern do you see? All even numbers!”

Practice counting in 3s: “Imagine we’re counting the legs on three-legged pots (traditional African cooking pots). 3, 6, 9, 12…” Have learners come up and place sticky notes on multiples of 3.

For counting in 4s, use the context of animal legs: “Let’s count the legs on cows in a kraal. Each cow has 4 legs: 4, 8, 12, 16…”

Introduce backwards counting: “Sometimes we need to count backwards. If we start at 50 and count backwards in 5s, where do we land? 50, 45, 40, 35…” Model this clearly, emphasizing the decreasing pattern.

Practice mixed counting: “I’ll give you a starting number and counting pattern. Ready? Start at 23, count forwards in 2s until you reach 35.” Work through several examples together.

  • *Phase 3: Independent Application (15 minutes)**

Distribute individual whiteboards and worksheets with number grids. “Now you’ll practice counting forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s independently.”

  • Activity 1: Complete the missing numbers in sequences:
  • 15, 20, 25, ___, 35, ___, 45
  • 48, 44, 40, ___, ___, 28
  • 110, 120, ___, 140, ___, 160
  • Activity 2: Create your own counting pattern starting from a given number. “Start at 17 and count in 3s. Write the next 6 numbers.”
  • Activity 3: Number detective challenge – identify the counting pattern: “Look at this sequence: 8, 12, 16, 20, 24. What counting pattern am I using?”

Differentiated support: Struggling learners work with numbers 0-50 and use manipulatives. Advanced learners extend patterns beyond 170 and work with larger intervals.

Consolidation (15 minutes)

  • Summary Activity: “Counting Pattern Gallery Walk” – Each table creates a poster showing one counting pattern (2s, 3s, 4s, 5s, or 10s) from 0-170. Learners rotate to view each poster and identify the patterns.
  • Reflection Questions:
  • “Which counting pattern was easiest for you when counting forwards/backwards 0–170? Why?”
  • “What patterns did you notice when counting in 5s compared to counting in 10s?”
  • “How might counting in different intervals help us in real life?”
  • “What was challenging about counting backwards in these patterns?”
  • Connection to Next Lesson: “Tomorrow we’ll use our skip counting skills to solve multiplication problems. When you know that counting in 3s gives us 3, 6, 9, 12, you’re already learning your 3 times tables!”

4. ASSESSMENT STRATEGIES

  • Formative Assessment: Continuous observation during counting forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s activities using a checklist noting accuracy, confidence, and pattern recognition. Listen for correct number sequences and observe learner strategies.
  • Summative Assessment: Individual assessment where each learner demonstrates counting forwards/backwards 0–170 in assigned intervals. Provide starting numbers and intervals, recording accuracy and fluency.
  • Success Criteria:
  • Accurately counts forwards in given intervals with 80% accuracy
  • Demonstrates backwards counting in at least 3 different intervals
  • Identifies and continues number patterns independently
  • Explains counting strategies using mathematical vocabulary
  • Assessment Tools:
  • Observation checklist with learner names and counting intervals
  • Individual assessment rubric (Beginning/Developing/Proficient/Advanced)
  • Peer assessment cards for partner counting activities
  • Recording Methods: Digital portfolio photos of learner work, audio recordings of counting demonstrations, and written assessment sheets filed in individual learner folders.

5. DIFFERENTIATION STRATEGIES

  • Support for Struggling Learners: Provide number lines and hundreds charts for reference during counting forwards/backwards 0–170 activities. Use smaller number ranges (0-50) initially, offer manipulatives throughout the lesson, and pair with confident counting partners.
  • Extension for Advanced Learners: Challenge with counting in larger intervals (6s, 7s, 8s, 9s), extend counting beyond 170, create their own counting patterns, and solve word problems requiring skip counting strategies.
  • Inclusive Strategies: Use visual, auditory, and kinesthetic approaches simultaneously. Provide large print number charts for learners with visual needs, use rhythmic counting for auditory learners, and incorporate movement for kinesthetic learners.
  • Language Support: Display counting vocabulary in English and relevant home languages, use gestures and visual cues to support understanding, and encourage learners to count in their home language first, then translate to English.
  • Learning Style Accommodations:
  • Visual: Colorful charts, pattern cards, highlighted number sequences
  • Auditory: Counting songs, rhythmic chanting, verbal explanations
  • Kinesthetic: Physical movement while counting, manipulative use, number line jumping

6. EXTENSION AND HOMEWORK

  • Optional Extension Activities: “Family Counting Challenge” – learners practice counting forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s with family members using household objects like spoons (count in 2s), plates (count in 4s), or coins (count in 5s and 10s).
  • Family Involvement: Send home a simple guide explaining how families can reinforce counting patterns during daily activities: counting in 2s when pairing socks, counting in 5s when handling money, or counting in 10s when organizing items.
  • Cross-curricular Connections:
  • Life Skills: Counting in 5s and 10s when learning about money
  • Natural Sciences: Counting animal legs in 2s and 4s when studying animals
  • Social Sciences: Counting in 10s when learning about population or quantities in community contexts
  • Languages: Learning counting songs and rhymes in different languages while maintaining the mathematical patterns

This comprehensive lesson ensures that learners develop strong foundational skills in counting forwards/backwards 0–170 in 1s, 2s, 3s, 4s, 5s, 10s while engaging with culturally relevant contexts and maintaining the concrete-to-abstract progression essential for Foundation Phase mathematics learning.