What is 3 × 3?

S1-SA1-0669

Grade Level:

Class 2

Maths, Computing, AI

Definition

What is it?

3 × 3 means adding the number 3 to itself three times. It is a basic multiplication fact where you find the product of two numbers, in this case, 3 and 3.

Simple Example

Quick Example

Imagine you have 3 friends, and each friend has 3 laddoos. To find out the total number of laddoos, you would calculate 3 × 3. This tells you the combined total.

Worked Example

Step-by-Step

Let's find the value of 3 × 3.

Step 1: Understand what '3 × 3' means. It means '3 groups of 3' or '3 added to itself 3 times'.
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Step 2: Write it as repeated addition: 3 + 3 + 3.
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Step 3: Add the first two numbers: 3 + 3 = 6.
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Step 4: Add the result from Step 3 to the last number: 6 + 3 = 9.
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Answer: So, 3 × 3 = 9.

Why It Matters

Understanding basic multiplication like 3 × 3 is crucial for Maths, Computing, and AI. In Computing, it's used in simple calculations within programs. AI uses similar logic for patterns and data processing. Careers like software developer, data analyst, or even a shopkeeper need this basic skill daily.

Common Mistakes

MISTAKE: Adding 3 + 3 and stopping, getting 6. | CORRECTION: Remember to add 3 *three* times, not just twice. It's 3 + 3 + 3.

MISTAKE: Confusing multiplication with addition and thinking 3 × 3 = 3 + 3 = 6. | CORRECTION: Multiplication is repeated addition. 3 × 3 means three '3s' added together, not just two '3s'.

MISTAKE: Guessing a random number without calculation. | CORRECTION: Always use repeated addition or recall your multiplication tables to find the correct product.

Practice Questions

Try It Yourself

QUESTION: If you have 3 rows of chairs and each row has 3 chairs, how many chairs are there in total? | ANSWER: 9 chairs

QUESTION: What is the sum of three groups of three apples? | ANSWER: 9 apples

QUESTION: A auto-rickshaw charges Rs. 3 per kilometer. How much will it cost to travel 3 kilometers? | ANSWER: Rs. 9

MCQ

Quick Quiz

What is the result of 3 multiplied by 3?

The Correct Answer Is:

The correct answer is 9 because 3 multiplied by 3 means adding 3 three times (3 + 3 + 3), which equals 9. Options A, B, and D are incorrect calculations.

Real World Connection

In the Real World

When you buy 3 packets of biscuits, and each packet costs Rs. 3, you mentally calculate 3 × 3 = Rs. 9 to know the total bill. Similarly, when arranging 3 teams of 3 players each for a gully cricket match, you use 3 × 3 to find the total number of players.

Key Vocabulary

Key Terms

MULTIPLICATION: A way to do repeated addition quickly | PRODUCT: The answer you get when you multiply two or more numbers | FACTOR: A number that is multiplied by another number to get a product

What's Next

What to Learn Next

Great job understanding 3 × 3! Next, you can learn about other basic multiplication facts like 4 × 4 or 5 × 5. This will help you build your multiplication table knowledge and solve bigger problems.