What is The Number 800?

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Grade Level:

Pre-School – Class 2

All domains without exception

Definition

What is it?

The number 800 is a whole number that comes after 799 and before 801. It is a three-digit number, meaning it has three places: hundreds, tens, and ones.

Simple Example

Quick Example

Imagine you are playing a mobile game and need 800 coins to unlock a new character. If you have 750 coins now, you still need 50 more coins to reach 800.

Worked Example

Step-by-Step

Let's say a famous cricketer scored 798 runs in a tournament. How many more runs does he need to reach 800 runs?
---Step 1: Identify the target score, which is 800 runs.
---Step 2: Identify the current score, which is 798 runs.
---Step 3: To find out how many more runs are needed, subtract the current score from the target score: 800 - 798.
---Step 4: 800 - 798 = 2.
---Answer: The cricketer needs 2 more runs to reach 800 runs.

Why It Matters

Understanding numbers like 800 is fundamental for daily life and many subjects like Math, Science, and Commerce. It helps you count money, measure things, and understand data. Careers like banking, engineering, and even running a small shop use numbers constantly.

Common Mistakes

MISTAKE: Confusing 800 with 80 or 8. | CORRECTION: Remember 800 has three digits and represents 'eight hundred', which is much larger than 'eighty' (80) or 'eight' (8).

MISTAKE: Incorrectly writing 800 as 008 or 80. | CORRECTION: The zeros after 8 are important to show its place value. 800 means 8 hundreds, 0 tens, and 0 ones.

MISTAKE: Reading 800 as 'eight zero zero'. | CORRECTION: The correct way to read 800 is 'eight hundred'.

Practice Questions

Try It Yourself

QUESTION: If you have 800 rupees and spend 100 rupees, how much money do you have left? | ANSWER: 700 rupees

QUESTION: A school bus can carry 80 students. If there are 10 such buses, how many students can they carry in total? | ANSWER: 800 students

QUESTION: Your favourite online store offers a discount if your total bill is 800 rupees or more. If you buy items worth 350 rupees and 420 rupees, will you get the discount? How much more do you need, or how much extra did you spend? | ANSWER: No, you will not get the discount (350 + 420 = 770). You need 30 more rupees (800 - 770 = 30) to get the discount.

MCQ

Quick Quiz

What is the place value of the digit '8' in the number 800?

Ones place

Tens place

Hundreds place

Thousands place

The Correct Answer Is:

In 800, the '8' is in the leftmost position, which is the hundreds place. The two '0's are in the tens and ones places.

Real World Connection

In the Real World

You often see 800 in everyday Indian life! For example, a mobile phone might have 800 MB of data left, a train ticket might cost 800 rupees, or a popular YouTube video might have 800 likes. Understanding 800 helps you manage these situations easily.

Key Vocabulary

Key Terms

WHOLE NUMBER: A number without fractions or decimals (like 0, 1, 2, 3...) | DIGIT: A single symbol used to write numbers (0, 1, 2, 3, 4, 5, 6, 7, 8, 9) | PLACE VALUE: The value of a digit based on its position in a number (like ones, tens, hundreds) | HUNDREDS: The third place from the right in a number, representing multiples of 100

What's Next

What to Learn Next

Now that you understand 800, you can explore other three-digit numbers and learn how to add, subtract, multiply, and divide them. This will help you solve more complex problems and become even better at math!