🔹 1. Multiply by 11
Trick
👉 Shortcut:
To multiply a 2-digit number by 11:
> Example: 52 × 11
Step 1: Add digits → 5 + 2 = 7
Step 2: Place the sum between the digits → 572✅
So, 52 × 11 = 572
> 🧠 Try with 73 × 11
→ 7 + 3 = 10
→ Carry over
→ Final Answer = 803
🔹 2. Square of Numbers Ending in 5
👉 Shortcut:
To square any number ending in 5:
> Example: 35²Step 1:
Multiply first digit with next → 3 × 4 = 12
Step 2: Add 25 at the end → 1225
✅ So, 35² = 1225
> Practice:45² = ?
→ 4×5 = 20
→ Final = 2025
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🔹 3. Multiply Numbers Close to 100
👉 Shortcut:
Use base method (Vedic style)
> Example: 97 × 96
Step 1: Subtract from 100 → 3 & 4
Step 2: Cross subtract: 97 − 4 = 93
Step 3: Multiply 3×4 = 12
Final Answer: 9312
✅ So, 97 × 96 = 9312
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🧠 Try These (Practice Zone)
1. 64 × 11 = ?
2. 85² = ?
3. 94 × 97 = ?
Answers at the bottom 👇
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✅ Answers:1. 704
2. 7225
3. 9118
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