

Difference Between ‘Lakh’ and ‘Hundred Thousand’ – Indian vs International Number Names
The concept of 400000 in words is essential in mathematics and day-to-day life, especially when writing numbers on cheques, answering exams, or filling official forms. Clear knowledge of how to write 400000 in words helps avoid confusion and mistakes.
Understanding 400000 in Words
400000 in words means expressing the number 400,000 as a word in English or other languages. This concept is commonly used in cheque writing, maths exams, financial statements, and documentation. Depending on the numbering system, 400000 in words can be written as "Four Lakh" (Indian system) or "Four Hundred Thousand" (International/Western system). Understanding both formats is important for correctness in different contexts.
Indian vs International Numbering System
Both the Indian and International Numbering Systems have different ways of naming and grouping large numbers. You should know how to write 400000 in words for each system.
Comparison Table
System | Format | 400000 in Words |
---|---|---|
Indian | 4,00,000 | Four Lakh |
International | 400,000 | Four Hundred Thousand |
This table helps you see the correct spelling and grouping for 400000 in both popular number systems. Always use the style expected in your school, exam, or official document.
How to Write 400000 in Words: Step-by-Step
Let’s learn stepwise how to convert 400000 to words:
2. Break as per Indian system: 4,00,000
- 4 is in the "Lakh" place.
3. Indian System: Four Lakh.
4. Break as per International system: 400,000
- 400 is in the "Thousand" place.
5. International System: Four Hundred Thousand.
6. In full sentence: 400000 in words is written as Four Lakh (Indian) or Four Hundred Thousand (International).
Examples of 400000 in Words
Let us see worked-out examples related to 400000 in words.
Write the number 400000 in words as per Indian and International systems.
Step 1: According to the Indian system:
4,00,000 = Four Lakh
Step 2: According to the International system:
400,000 = Four Hundred Thousand
How would you write 400000 in words on a cheque in India?
Step 1: For Indian banks, use the Indian system spelling.
Step 2: Write: "Rupees Four Lakh only".
Writing 400000 in Words for Cheques
For financial transactions such as paying by cheque, spelling must be accurate. In India, you should write:
In other countries using the international system, write:
400000 in Words in Other Languages
Here’s how 400000 in words appears in some Indian regional languages:
Language | Number Name (400000) |
---|---|
Hindi | चार लाख |
Marathi | चार लाख |
Tamil | நான்கு இலட்சம் |
English (Indian Style) | Four Lakh |
English (International Style) | Four Hundred Thousand |
Always use the language and style prescribed by your school, exam, or bank.
Common Mistakes to Avoid
- Mixing up "Four Lakh" and "Four Hundred Thousand" in the wrong system.
- Spelling mistakes, like "laks" or "thoushand".
- Writing "Four Hundred Thousand Lakh" (incorrect; never combine both terms).
- Not using spaces or commas properly in the numeric form.
- Writing 40000 instead of 400000 (missing a zero).
Practice Problems
- Write 4,00,000 in words as per the Indian numbering system.
- Write 400,000 in words as per the international system.
- Spell 400000 correctly for a cheque in India.
- Translate 400000 in words to your native language.
Real-World Applications
Writing 400000 in words is required in bank cheques, property papers, exam answer sheets, application forms, and contracts. Knowing the correct form helps avoid rejection and errors. Vedantu provides step-by-step learning for such practical maths concepts.
We explored 400000 in words, including Indian and international ways to write it, how to spell it for cheques and exams, and its use in real life. Practice regularly to master number names effortlessly. For more resources, check out helpful Vedantu maths pages.
Discover More About Numbers
- Number Name 1 to 50
- Place Value
- Place Value Worksheets
- Knowing Our Numbers
- Rounding Numbers
- Multiples of 4
- Large Numbers
- Numbers in English
- Number System
- What Are Natural Numbers
FAQs on 400000 in Words – How to Spell and Write It in Indian & International Styles
1. What is 400000 in words?
400000 in words is written as Four Lakh in the Indian Numbering System and as Four Hundred Thousand in the International Numbering System. Understanding both forms is important for different academic and official usages.
2. How to write 400000 in words in English and Hindi?
To write 400000 in words in English, use Four Lakh (Indian system) or Four Hundred Thousand (International system). In Hindi, 400000 is written as चार लाख. Learning these variations helps in exams and official documentation.
3. Is 400000 written as 4 lakh?
Yes, 400000 is written as 4 Lakh in the Indian Numbering System. This system groups numbers differently than the international style, using terms like lakh and crore instead of hundred thousand and million.
4. How do I write 400000 on a cheque?
When writing 400000 on a cheque, write the amount in words as Four Lakh Only (Indian system) or Four Hundred Thousand Only (International system). Always use correct spelling and add the word 'Only' at the end to prevent fraud or alteration.
5. What common mistakes occur when writing 400000 in words?
Common mistakes include mixing the Indian and International numbering systems, such as writing "Four Hundred Thousand Lakh" incorrectly, or misspelling terms like "lakh." Another frequent error is confusing place values, which causes spelling and interpretation errors in exams and financial documents.
6. Why do some students write “four hundred thousand lakh” mistakenly?
Students sometimes confuse the Indian and International Numbering Systems, leading to redundant terms like "four hundred thousand lakh." This error happens because lakh already represents 100,000 in the Indian system, so combining it with "hundred thousand" is incorrect. Clear understanding of place values prevents this mistake.
7. Why is 400000 not equal to 40 lakh?
In the Indian Numbering System, 1 Lakh = 100,000. Therefore, 40 Lakh = 4,000,000, which is ten times larger than 400,000. Confusing these values leads to major numerical errors in exams and financial records.
8. How does the Indian numbering system differ from the International system for large numbers?
The Indian Numbering System groups digits in pairs after the hundred mark, using terms like Thousand, Lakh (100,000), and Crore (10 million). The International System groups digits in three's and uses Thousand, Million, and Billion. Understanding the difference is essential for correct number naming and place value recognition.
9. Why is spelling crucial in bank cheques and board exams?
Spelling correctness in numbers is critically important in bank cheques to avoid fraud, ambiguity, and rejection. In board exams, accurate number spellings help secure marks by avoiding common errors. Using proper number name conventions demonstrates clarity and attention to detail.
10. How can you avoid place value errors for numbers like 4,00,000 and 40,000?
To avoid place value errors with numbers like 4,00,000 (Four Lakh) and 40,000 (Forty Thousand), follow these tips:
• Understand the digit groupings in the Indian Numbering System (lakhs, thousands)
• Use place value charts to identify units correctly
• Practice converting numbers to words regularly
• Compare similar numbers side by side to internalize differences
11. What are the methods to convert numbers into words effectively?
Effective methods to convert numbers like 400000 into words include:
1. Using the place value chart to identify each digit’s worth.
2. Grouping digits according to the Indian or International numbering system.
3. Learning key terms like lakh, crore, thousand, hundred.
4. Using step-by-step spelling guides and practice exercises for reinforcement.
Applying these helps minimize errors and boosts confidence in exams and official writing.
12. Can 400000 be written in other regional languages? If yes, how?
Yes, 400000 can be written in various regional Indian languages to aid regional learners:
• Hindi: चार लाख
• Marathi: चार लाख
• Tamil: நான்கு இலட்சம்
Transliterating numbers helps inclusivity and understanding across different linguistic backgrounds.

















