Complete the subtraction sentence – up to three digits

key notes :

🔹 Understand the Word Problem First 🧠📖

• Read the problem carefully.
• Identify what is being taken away (subtracted).

Example:
Raju had 245 marbles. He gave 123 to his friend.
→ We subtract 123 from 245.

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🔹 Write the Subtraction Sentence ✍️📘

A subtraction sentence has:
Total – Taken Away = What is left
Format: A – B = C

Example:
245 – 123 = ___

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🔹 Arrange Numbers Correctly (Hundreds, Tens, Ones) 🔢

Write numbers in place value columns:

H	T	O
2	4	5
1	2	3

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🔹 Subtract from Ones → Tens → Hundreds 🧮

Follow this order:
1️⃣ Ones
2️⃣ Tens
3️⃣ Hundreds

• If the top number is smaller, regroup (borrow).

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🔹 Check Your Answer ✅🔍

Add the answer to the number that was taken away.
If you get the starting number, your answer is correct.
Example:
122 + 123 = 245 ✔️

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🔹 Keywords That Tell Us to Subtract 📍🧾

Look for subtraction clue words:

• Left
• Gave away
• Spent
• Difference
• How many more?
• Remaining

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🔹 Real-Life Uses of Subtraction 🌍💡

We use subtraction when we:
🍎 Give items to others
💰 Spend money
🎟️ Use tickets
📚 Share things

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✅ Example Word Problem

Meena had 356 stickers. She used 124 for a project.
How many stickers are left?

Subtraction sentence:
356 – 124 = 232

Learn with an example

Let’s practice!