What is 3 + 4?

S1-SA1-0642

Grade Level:

Class 1

Maths, Computing, AI

Definition

What is it?

3 + 4 is an addition problem that asks us to combine the numbers 3 and 4. Addition means putting things together to find a total. So, we are finding the total when 3 items are joined with 4 items.

Simple Example

Quick Example

Imagine you have 3 ladoos on one plate and your friend gives you 4 more ladoos. How many ladoos do you have in total? You add 3 and 4 to find the total number of ladoos.

Worked Example

Step-by-Step

Let's find the answer to 3 + 4:
1. Start with the first number, which is 3.
2. Now, count forward 4 steps from 3.
3. So, from 3, the next number is 4 (1st step).
4. Then 5 (2nd step).
5. Then 6 (3rd step).
6. And finally, 7 (4th step).
7. We stopped at 7.
So, 3 + 4 = 7.

Why It Matters

Understanding addition like 3 + 4 is super important for many advanced topics. In Computing, basic addition is used in every calculation a computer does. In AI, even complex learning algorithms rely on these fundamental operations. This skill is key for careers like a Software Developer, Data Analyst, or even a Scientist at ISRO.

Common Mistakes

MISTAKE: Counting 3 and then counting 4 again from 1, getting 4 as the answer. | CORRECTION: Start counting from the number after the first number. So, from 3, count 4 more numbers forward.

MISTAKE: Confusing addition with subtraction and getting 1 as the answer. | CORRECTION: Remember that '+' means 'add' or 'combine', not 'take away'.

MISTAKE: Forgetting to count one of the numbers when using fingers, like counting 3 fingers and then 3 more, instead of 4. | CORRECTION: Double-check that you are adding exactly the second number of items or steps.

Practice Questions

Try It Yourself

QUESTION: You have 2 cricket balls and your friend gives you 5 more. How many cricket balls do you have now? | ANSWER: 2 + 5 = 7 cricket balls

QUESTION: A small auto-rickshaw fare is Rs. 6. If you pay an extra Rs. 3 for waiting time, what is the total fare? | ANSWER: 6 + 3 = Rs. 9

QUESTION: Riya scored 4 marks in one test and 5 marks in another. What is her total score? If she needs 10 marks to pass, did she pass? | ANSWER: 4 + 5 = 9 marks. No, she did not pass.

MCQ

Quick Quiz

What is the sum of 3 and 4?

The Correct Answer Is:

The sum of 3 and 4 means adding them together. When you combine 3 and 4, you get 7. Options A, C, and D are incorrect as they represent subtraction, concatenation, or just one of the numbers.

Real World Connection

In the Real World

When you buy groceries, the shopkeeper quickly adds the prices of 3 items and 4 items to tell you the total bill. This basic addition happens every day, from calculating your total mobile data usage for the week to figuring out how many passengers are on a bus if 3 got on at one stop and 4 at the next.

Key Vocabulary

Key Terms

ADDITION: The process of combining numbers or quantities to find their total | SUM: The result of adding two or more numbers | TOTAL: The complete amount or number of something | COUNTING ON: A strategy for addition where you start from one number and count forward the second number of times.

What's Next

What to Learn Next

Great job understanding 3 + 4! Next, you should learn about adding larger numbers and then move on to subtraction. These skills are the building blocks for all of mathematics, helping you solve even bigger problems later on!