Day 1: The Power of Place Value! 🏠
Preparatory Stage (Grades 3, 4 & 5) | Apex Institute of Maths and Sciences
🎯 1. Concept: What is Place Value?
Welcome to the Preparatory Stage! As numbers get bigger, we need a system to understand exactly what they mean. Place Value tells us the value of a digit based on its position in a number.
Think of it like a house with different rooms: The Ones room is on the right, the Tens room is in the middle, and the Hundreds room is on the left.
💡 2. Let’s Look at an Example
Let’s break down the number 345:
- 5 is in the Ones place. Its value is just 5.
- 4 is in the Tens place. Its value is 40 (four tens).
- 3 is in the Hundreds place. Its value is 300 (three hundreds).
So, 345 = 300 + 40 + 5.
🌍 3. Math in Our Daily Life
We use place value every day, especially when handling Indian Currency!
Scenario 1: Imagine you have ₹426. That means you could have 4 Hundred-Rupee notes, 2 Ten-Rupee coins, and 6 One-Rupee coins.
Scenario 2: You are reading a storybook and you are on page 108. The ‘0’ in the middle is very important! It tells us there are no Tens, only 1 Hundred and 8 Ones. Without the zero, it would just be page 18!
📝 4. Home Practice (Observation Tasks)
Students, grab your rough notebook and become a Number Detective!
- Task A: Look at the number plates of 3 cars or bikes on your street. Write them down and circle the digit in the “Tens” place for each.
- Task B: Ask your parents to show you an electricity bill or a grocery receipt. Find the largest 3-digit number on it and write it in expanded form (e.g., 500 + 20 + 3).
- Task C: Make the largest possible 3-digit number using the digits 7, 2, and 9. (Hint: Put the biggest digit in the Hundreds place!)
✅ 5. Day 1 Practice Test
Let’s check your understanding! Select the correct answers below and click submit to check your score.
Good practice
Very usefull
Nice
Revision of place value
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