Lesson Plan: Number Sense and Place Value
Grade Level: Grade 2
Subject: Mathematics
Duration: 2 Weeks (10 class periods, 40 minutes each)
Objectives:
By the end of the two weeks, students will be able to:
- Count, read, and write numbers up to 1000.
- Understand and use place value for ones, tens, and hundreds in three-digit numbers.
- Compare and order numbers using symbols (<, >, =) and terms (greater, lesser, equal).
- Group objects into hundreds, tens, and ones to represent numbers.
- Skip count by 2s, 5s, 10s, and 100s within 1000.
- Solve simple real-life problems involving place value (e.g., counting rupees, items).
Materials Needed:
- Number charts (1-100, 1-1000)
- Base-10 blocks (hundreds flats, tens rods, ones units) or bundles of 100, 10, and loose sticks
- Counters (e.g., buttons, beads)
- Flashcards with numbers (0-9, 10-100, 100-1000)
- Play money (rupee notes: ₹1, ₹10, ₹100)
- Whiteboard/markers or blackboard/chalk
- Worksheets with place value tasks (e.g., matching, fill-in-the-blanks)
- Dice, spinners, or number cards for games
- Colored paper and crayons for crafts
Week 1: Numbers up to 100 and Introducing Hundreds
Day 1: Review Counting and Place Value (1-100)
Objective: Reinforce counting and place value for two-digit numbers.
Activities:
- Warm-Up (5 min): Sing "10, 20, 30, 40…" up to 100 with claps.
- Direct Instruction (10 min):
- Use a 1-100 chart. Count aloud together, pointing to numbers.
- Review: Show 45 with base-10 blocks (4 tens + 5 ones). Ask: "How many tens? Ones?"
- Activity (15 min): Build the Number
- Students use blocks/sticks to show numbers (e.g., 73 = 7 tens + 3 ones). Write: "73 = 7 tens + 3 ones."
- Game (5 min): Number Toss
- Toss a ball, say a number (e.g., 28). Student catching it says: "2 tens, 8 ones."
- Wrap-Up (5 min): Ask: "What is 6 tens and 4 ones?"
Homework: Write 50-60 and circle the tens digit.
Day 2: Skip Counting by 2s, 5s, and 10s
Objective: Practice skip counting within 100.
Activities:
- Recap (5 min): Review 1-100 chart; count by 10s to 100.
- Direct Instruction (10 min):
- Teach skip counting: "By 2s: 2, 4, 6… By 5s: 5, 10, 15… By 10s: 10, 20, 30…"
- Use a chart to highlight patterns (e.g., 5s end in 5 or 0).
- Activity (15 min): Skip Count Hop
- Draw a number line (0-50) on the floor. Students hop and count: "2, 4, 6…" or "5, 10, 15…"
- Worksheet (5 min): Fill in missing numbers (e.g., 10, __, 30 or 2, 4, __, 8).
- Wrap-Up (5 min): Ask: "What comes after 25 when counting by 5s?"
Homework: Write 5s from 5 to 50.
Day 3: Introducing Hundreds (100-300)
Objective: Understand the concept of hundreds.
Activities:
- Warm-Up (5 min): Count by 10s to 100, then by 2s to 20.
- Direct Instruction (10 min):
- Show a hundred flat (or 10 tens bundled). Say: "10 tens make 1 hundred = 100."
- Count: "100, 200, 300" with flats. Write: "200 = 2 hundreds."
- Activity (15 min): Hundreds Tower
- In pairs, students stack 10 tens to make 100, then 200. Count: "1 hundred, 2 hundreds."
- Game (5 min): Clap for Hundreds
- Clap once for 100, twice for 200, thrice for 300. Students say the number.
- Wrap-Up (5 min): Ask: "How many tens in 100? Hundreds in 200?"
Homework: Draw 2 hundreds (e.g., 2 squares) and write "200."
Day 4: Place Value with Hundreds, Tens, and Ones (100-200)
Objective: Represent three-digit numbers up to 200.
Activities:
- Recap (5 min): Count by 100s to 300, then review 10s and 1s (e.g., 56).
- Direct Instruction (10 min):
- Show 134 with blocks: 1 hundred + 3 tens + 4 ones. Write: "134 = 1 hundred + 3 tens + 4 ones."
- Emphasize place value: hundreds, tens, ones columns.
- Activity (15 min): Make and Write
- Students use blocks to show numbers (e.g., 152 = 1 hundred + 5 tens + 2 ones) and write them.
- Worksheet (5 min): Match numbers to place value (e.g., 127 = 1 hundred, 2 tens, 7 ones).
- Wrap-Up (5 min): Ask: "What is 1 hundred, 8 tens, and 3 ones?"
Homework: Show 145 as hundreds, tens, ones (draw or write).
Day 5: Comparing Numbers (1-200)
Objective: Compare three-digit numbers using <, >, =.
Activities:
- Warm-Up (5 min): Count by 10s to 100, then 100s to 200.
- Direct Instruction (10 min):
- Use blocks to show 123 and 145. Ask: "Which is bigger? Smaller?" Introduce: "123 < 145, 145 > 123."
- Show 150 = 150.
- Activity (15 min): Number War
- In pairs, students draw number cards (100-200) and use <, >, = to compare (e.g., 172 > 139).
- Game (5 min): Stand or Sit
- Call pairs (e.g., "110 and 130"). Stand if greater, sit if lesser.
- Wrap-Up (5 min): Ask: "Is 200 greater than 199?"
Homework: Compare: 115 __ 125, 180 __ 160 (write <, >, =).
Week 2: Extending to 1000 and Applications
Day 6: Counting to 1000
Objective: Count, read, and write numbers up to 1000.
Activities:
- Warm-Up (5 min): Count by 100s to 300, then by 10s to 100.
- Direct Instruction (10 min):
- Use a 1-1000 chart (or sections). Count: "100, 200, 300…1000."
- Point to random numbers (e.g., 456, 789) and read aloud.
- Activity (15 min): Number Chart Fill
- Give a blank grid (e.g., 100-200, 900-1000). Students fill in numbers.
- Game (5 min): Roll to 1000
- Roll a die (count by 100s per roll). First to 1000 wins.
- Wrap-Up (5 min): Ask: "What comes after 999?"
Homework: Write 900-910.
Day 7: Place Value with Hundreds (200-500)
Objective: Represent numbers up to 500 using place value.
Activities:
- Recap (5 min): Count to 1000 by 100s, then review 134 (1 hundred + 3 tens + 4 ones).
- Direct Instruction (10 min):
- Show 342: 3 hundreds + 4 tens + 2 ones. Write in columns: H T O (3 4 2).
- Compare: 234 vs. 432 (look at hundreds first).
- Activity (15 min): Place Value Craft
- Students cut paper (hundreds = big square, tens = strips, ones = dots) for numbers (e.g., 415 = 4 squares, 1 strip, 5 dots).
- Worksheet (5 min): Write place value for 238, 409.
- Wrap-Up (5 min): Ask: "How many hundreds in 500?"
Homework: Show 321 as hundreds, tens, ones (draw or write).
Day 8: Skip Counting by 100s and Ordering Numbers
Objective: Skip count by 100s and order numbers up to 1000.
Activities:
- Warm-Up (5 min): Count by 5s to 50, then 100s to 1000.
- Direct Instruction (10 min):
- Practice: "100, 200, 300…1000." Highlight pattern (ends in 00).
- Order numbers: Show 245, 132, 378. Arrange smallest to largest.
- Activity (15 min): Number Line Order
- Students get cards (e.g., 156, 289, 432) and place in order on a line (drawn or string).
- Game (5 min): Guess My Spot
- Teacher says: "I’m between 300 and 500." Students guess (e.g., 400).
- Wrap-Up (5 min): Ask: "What’s between 600 and 800?"
Homework: Order: 123, 345, 210 (smallest to largest).
Day 9: Real-Life Application with Rupees
Objective: Apply place value to money.
Activities:
- Recap (5 min): Count by 100s to 1000, review 321’s place value.
- Direct Instruction (10 min):
- Show ₹100 note (1 hundred), ₹10 note (1 ten), ₹1 coin (1 one).
- Make amounts: ₹256 = 2 hundreds + 5 tens + 6 ones.
- Activity (15 min): Market Game
- Set up a pretend shop (e.g., pen = ₹123). Students “buy” using play money, counting hundreds, tens, ones.
- Worksheet (5 min): Match amounts to place value (e.g., ₹347 = 3 hundreds, 4 tens, 7 ones).
- Wrap-Up (5 min): Ask: "How many ₹100 notes in ₹300?"
Homework: Draw ₹150 using ₹100, ₹10, ₹1 notes/coins.
Day 10: Review and Assessment
Objective: Consolidate number sense and place value skills.
Activities:
- Warm-Up (5 min): Count by 100s to 1000, then 5s to 50.
- Review Game (15 min): Place Value Bingo
- Use a 5x5 grid with numbers 100-1000. Call clues (e.g., "4 hundreds, 2 tens, 3 ones" = 423). Students mark.
- Assessment (15 min):
- Worksheet:
a. Write 990-1000.
b. Show 567 as hundreds, tens, ones (draw/write).
c. Compare: 345 __ 354, 600 __ 500.
d. Order: 789, 234, 456.
- Worksheet:
- Wrap-Up (5 min): Discuss: "What did you learn about numbers?" Celebrate with a cheer.
Homework: Count 100 objects at home (e.g., grains) and write the number.
Assessment:
- Formative: Participation in counting, games, and activities; accuracy in worksheets and homework.
- Summative: Day 10 worksheet (scored out of 10: 2 for counting, 4 for place value, 2 for comparing, 2 for ordering).
- Observation: Ability to explain place value and compare numbers in games.
Extensions:
- Field Activity: Count items in the classroom (e.g., books) and group by hundreds/tens.
- Craft: Make a "Place Value Chart" with columns for H, T, O and examples.
- Story: Read a number tale (e.g., "How Much is a Million?") and discuss big numbers.
Notes for Teachers:
- Use concrete materials (blocks, money) before abstract numbers to reinforce concepts.
- Incorporate Hindi terms if needed (e.g., "ek sau" for 100) for local context.
- Adjust pace for student readiness; revisit 1-100 if necessary.
- Encourage peer collaboration in pair activities.
This two-week plan progresses from reviewing two-digit numbers to mastering three-digit place value, using interactive and practical methods suited for Grade 2 learners. Let me know if you’d like adjustments!