What is the Number 16?

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Grade Level:

Pre-School – Class 2

All domains without exception

Definition

What is it?

The number 16 is a natural number that comes after 15 and before 17. It represents a quantity of sixteen units or items, and it is an even number.

Simple Example

Quick Example

Imagine you have 10 rupees and your friend gives you 6 more rupees. Now you have 10 + 6 = 16 rupees in total. That's the number 16!

Worked Example

Step-by-Step

Let's say you are counting the number of laddoos in two boxes.
1. First box has 9 laddoos.
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2. Second box has 7 laddoos.
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3. To find the total number of laddoos, we add them: 9 + 7.
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4. Starting from 9, count 7 more: 10, 11, 12, 13, 14, 15, 16.
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5. So, the total number of laddoos is 16.

Why It Matters

Understanding numbers like 16 is fundamental to all math. It helps you count money, measure things, and solve problems in science and engineering. Future careers in finance, data science, or even space research (like ISRO!) depend on strong number sense.

Common Mistakes

MISTAKE: Confusing 16 with 61. | CORRECTION: Remember that the '1' in 16 means one ten, and the '6' means six ones. In 61, the '6' means six tens.

MISTAKE: Skipping numbers when counting to 16, like counting 14, 15, 17. | CORRECTION: Always count in order: 14, 15, 16, 17. Practice counting aloud to build rhythm.

MISTAKE: Thinking 16 is an odd number. | CORRECTION: An even number can be divided by 2 without a remainder. 16 divided by 2 is 8, so 16 is an even number.

Practice Questions

Try It Yourself

QUESTION: If you have 8 mangoes and buy 8 more, how many mangoes do you have in total? | ANSWER: 16 mangoes

QUESTION: A bus has 20 seats. If 4 seats are empty, how many passengers are on the bus? | ANSWER: 16 passengers

QUESTION: Priya needs 16 stickers for her album. She already has 10 stickers. Her friend gives her 3 more. How many more stickers does Priya still need? | ANSWER: 3 stickers (10 + 3 = 13, 16 - 13 = 3)

MCQ

Quick Quiz

Which of the following describes the number 16?

It is an odd number.

It comes after 17.

It is an even number.

It is a prime number.

The Correct Answer Is:

16 is an even number because it can be divided by 2 (16 / 2 = 8) without any remainder. It comes before 17, and it is not a prime number because it has factors other than 1 and itself (like 2, 4, 8).

Real World Connection

In the Real World

You see the number 16 everywhere in daily life! When you order food on an app like Swiggy, the total cost might be 160 rupees. In cricket, a batsman might score 16 runs in an over. Your mobile phone's battery percentage could be 16% when it's getting low!

Key Vocabulary

Key Terms

NATURAL NUMBER: A counting number starting from 1 (1, 2, 3...). | EVEN NUMBER: A number that can be divided by 2 exactly, without a remainder. | QUANTITY: The amount or number of something. | DIGIT: A single symbol used to make numbers (0, 1, 2, ... 9).

What's Next

What to Learn Next

Now that you understand 16, you can explore larger numbers and learn about place value (tens, hundreds). This will help you count bigger amounts and do more complex math operations like multiplication and division with ease.