Subtraction — Lesson
🌟 Let's Learn Subtraction! 🌟
1) Hook — A Fun Story 🍎🍌
Raju had 7 mangoes. He gave 3 mangoes to his friend Seema. How many mangoes does Raju have now?
Let's find out by subtracting!
2) Core Concepts — What is Subtraction? ➖
Subtraction means taking away some things from a group.
We write subtraction like this:
| Number of mangoes Raju had | Number of mangoes given away | Mangoes left with Raju |
|---|---|---|
| 7 | 3 | 4 |
So, 7 - 3 = 4. Raju has 4 mangoes now!
Here are more examples:
- 10 - 2 = 8 (10 laddus, eat 2, left 8)
- 5 - 5 = 0 (5 balloons, all popped, left 0)
- 9 - 4 = 5 (9 pencils, gave 4, left 5)
3) Key Formulas / Rules 📝
A - B = C
Where,
A = Starting number (Minuend)
B = Number taken away (Subtrahend)
C = Result (Difference)
Remember: The number you start with should be bigger or equal to the number you take away.
4) Did You Know? 🤔
Subtraction is like when you eat ladoos during Diwali! If you start with 12 ladoos and eat 5, subtraction helps you find out how many are left to share with your family!
5) Exam Tips ✔️
- Always subtract smaller number from bigger or equal number.
- Check your answer by adding the difference and the smaller number. It should equal the bigger number.
- Write numbers carefully; don’t mix digits.
- Practice subtraction with objects like fruits, toys, or sweets.
- Board exams usually ask simple subtraction sums like 8 - 3 or word problems like Raju’s mangoes.
Subtraction — Mcq
Subtraction — Mnemonic
🎉 Fun Subtraction Mnemonics for Class 1! 🎉
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1. SUBTRACT = “Silly Unicorns Bring Apples, Rabbits Take Carrots” 🦄🍎🐰🥕
Imagine silly unicorns and rabbits playing! When rabbits take carrots away, it's like subtraction — taking away some apples or carrots from the group!
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2. Hindi Rhymes: “घटाओ मतलब कम करो, बचाओ मतलब बचाओ!” 🎶
“Ghatāo matlab kam karo” means subtract means take less. Easy to remember! When you subtract, you take away some things.
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3. SUBTRACTION is like a magic trick: “See, Under the Big Tree Rabbits Take Apples Carefully, Taking One Number” 🐇🌳🍏
Magic words to remember subtraction means taking away one number from another. Just like rabbits quietly taking apples under the tree!
Remember: Subtraction means taking away some things from a group. Easy and fun! 😄
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