What is the 'is greater than' symbol (>)?

S1-SA5-0179

Grade Level:

Class 4

All STEM domains, Finance, Economics, Data Science, AI, Physics, Chemistry

Definition

What is it?

The 'is greater than' symbol (>) is a mathematical sign used to show that one number or value is larger than another. When you see this symbol between two numbers, it means the number on the left side has a bigger value than the number on the right side.

Simple Example

Quick Example

Imagine your friend scored 85 marks in a Science test, and you scored 90 marks. To show that your score is bigger than your friend's score, we can write it as: 90 > 85. This means '90 is greater than 85'.

Worked Example

Step-by-Step

Let's compare the number of laddoos in two boxes, Box A and Box B. Box A has 12 laddoos and Box B has 9 laddoos. Which box has more laddoos? --- Step 1: Identify the numbers to compare. We have 12 and 9. --- Step 2: Decide which number is larger. 12 is a larger number than 9. --- Step 3: Place the 'greater than' symbol (>) between the two numbers, making sure the open side of the symbol faces the larger number. --- Step 4: Write the comparison. 12 > 9. --- Answer: Box A has more laddoos, and we write it as 12 > 9.

Why It Matters

Understanding the 'greater than' symbol is super important in many fields! It helps scientists compare data, economists understand market trends, and even helps AI decide which option is better. Learning this now will help you understand complex topics in science, finance, and technology later.

Common Mistakes

MISTAKE: Writing 5 > 10 to mean '5 is greater than 10'. | CORRECTION: The open side of the symbol must always face the larger number. So, 10 > 5 is correct, or 5 < 10.

MISTAKE: Confusing '>' with '<' (less than symbol). | CORRECTION: Think of the symbol as an alligator's mouth. The alligator always wants to eat the bigger number. So, the open mouth faces the larger number for both '>' and '<'.

MISTAKE: Using the symbol when numbers are equal, like 7 > 7. | CORRECTION: The 'greater than' symbol is only for when one number is strictly larger. For equal numbers, we use the 'equals' symbol (=), so 7 = 7.

Practice Questions

Try It Yourself

QUESTION: Is 15 > 20 true or false? | ANSWER: False

QUESTION: Fill in the blank with > or <: 45 ___ 38 | ANSWER: 45 > 38

QUESTION: A chaiwala sold 120 cups of chai on Monday and 115 cups on Tuesday. Use the 'greater than' symbol to compare his sales. | ANSWER: 120 > 115

MCQ

Quick Quiz

Which of these statements is correct?

7 < 5

12 > 15

25 > 20

30 = 35

The Correct Answer Is:

Option C (25 > 20) is correct because 25 is indeed a larger number than 20. Options A and B incorrectly use the symbol, and Option D states that 30 equals 35, which is false.

Real World Connection

In the Real World

When you check cricket scores, you often see comparisons like 'India's score (320) > Australia's score (280)'. Even when comparing prices of mobile data plans, you might choose a plan with '2 GB > 1 GB' data. Online shopping sites use this to show products that are 'greater than' a certain price or rating.

Key Vocabulary

Key Terms

GREATER THAN: A term meaning larger in quantity or value | COMPARE: To examine two or more items to find similarities or differences | SYMBOL: A mark or character used to represent something else | VALUE: The numerical worth or amount of something

What's Next

What to Learn Next

Great job learning about the 'greater than' symbol! Next, you should learn about the 'is less than' symbol (<). It's the opposite of 'greater than' and will help you compare numbers even better. Soon, you'll be a pro at comparing any numbers!