Worksheet on International Numbering System

The Worksheet on International Numbering System helps students learn how to read, write, and compare large numbers with ease and accuracy. The International Numbering System is used in many countries, including the United States, United Kingdom, Canada, Australia, and several international organizations. In this system, commas are placed after every three digits from the right, and numbers are grouped into place values such as thousand, million, billion, and trillion.

Understanding this system builds a strong foundation in place value and number naming skills. It also helps students interpret large numbers found in newspapers, population data, scientific research, and financial reports. Unlike the Indian Numbering System, which uses terms like lakh and crore, the International system uses million and billion, making it important for global learning.

This international numbering system worksheet offers engaging practice questions to improve number reading, writing, and comparison skills. It is a useful place value worksheet, million and billion worksheet, and worksheet on reading large numbers for Grade 4, Grade 5, and Grade 6 students, supporting classroom learning, homework, and exam preparation.

Practice the questions given in the worksheet on International numbering system. We know in the International system we use different periods like ones, thousands and millions etc.

The questions are based on different periods to read and write large numbers in International system.

What is the International Numbering System?

The International Numbering System is a way of writing and reading large numbers used in many countries such as the United States, United Kingdom, Canada, and Australia. It places commas every three digits from the right to make numbers easier to read. Place values include ones, tens, hundreds, thousands, millions, billions, and trillions. For example, 5,678,912 is read as Five Million Six Hundred Seventy-Eight Thousand Nine Hundred Twelve. It differs from the Indian system, which uses lakh and crore instead of million and billion. It is used in science, business, finance, and global statistics.

I. Write the following in figures.

(i) Six million, four hundred and eleven thousand, two hundred and sixty.

(ii) Sixty-five million, one hundred and sixteen thousand, five hundred and five.

(iii) Six hundred thousand, two hundred and fifteen.

(iv) One hundred and sixteen million, one hundred and ten thousand, and thirty-nine.

(v) Fifty-five million, four hundred and sixty thousand, nine hundred and two.

(vi) Eight million, three hundred and nineteen thousand, six hundred and twelve.

(vii) Ninety thousand, four hundred and ten.

(viii) Six hundred and twenty-five million, ten thousand, four hundred and sixty.

(ix) Nine Million.

(x) Sixty-five million, fifty thousand and ten .

(xi) Nine hundred and twenty thousand, four hundred and four.

(xii) Two hundred and three million, one hundred and five thousand and sixty-nine.  

II. Rewrite the following numbers placing comma (,) as per the International system:

III. Rewrite the following numbers in the International system:

IV. Write the following numbers in words:

V. Complete the place value chart of the International Numbering System matching with the Inde Numbering System in the given table:

VI. Write the given numbers in International Number System of Numeration. Also, insert commas per the periods.

(a) 7306695

(b) 21258939

(c) 4534072

VII. Write the following in words in the Indian Numbering System:

(a) 6359265

(b) 2626007

(c) 827109

VIII. Write the following in words in the International Number System:

(a) 4534963

(b) 818252

(c) 73075158

IX. Write the number 75329828028 in:

(a) Indian place value chart

(b) International place value chart

Also write it in words.

X. Mr. Chatterjee purchased a luxury apartment for rupees five crore thirty-three lakh forty-nine thousand eight hundred sixty-seven in Kolkata, India. Also, Mr. Anderson bought a farm house fo rupees fifty-three million three hundred forty-nine thousand eight hundred sixty-seven in Alameda, California.

Write down the two amounts in numerals and number names. Also check whether the numbers are same.

Answers for the worksheet on International numbering system are given below to check the exact answers of the above system.

Answers:

IV. (i) Twelve million, three hundred and sixty-seven thousand, one hundred and sixty-nine.

(ii) Five million, three hundred and five thousand eight hundred and thirty-two.

(iii) Five hundred and sixteen million, eight hundred and nine thousand, five hundred and forty-three. 

(iv) Six hundred and twenty-three million, ninety-two thousand, three hundred and ninety-one.  

(v) Two hundred and twenty-nine million, eight thousand, five hundred and seven  

(vi) Two hundred and nine million, three hundred and forty-three thousand, three hundred and eighty-one.  

(vii) Forty-three million, nine hundred thousand, five hundred  and forty-three.  

(viii) Ten million, sixty thousand and seventy.  

(ix) Seven hundred and fifty-one million, four hundred and ninety-two thousand and nine.  

(x) Seven hundred and eighty-nine million, four hundred and nine thousand and ninety.

V.

VI. (a) 7,306,695 → Seven million three hundred six thousand six hundred ninety-five.

(b) 21,258,939 → Twenty-one million two hundred fifty-eight thousand nine hundred thirty-nine.

(c) 4,534,072 → Four million five hundred thirty-four thousand seventy-two.

VII. (a) 6359265 → Sixty-three lakh fifty-nine thousand two hundred sixty-five.

(b) 2626007 → Twenty-six lakh twenty-six thousand seven.

(c) 827109 → Eight lakh twenty-seven thousand one hundred nine.

VIII. (a) Four million five hundred thirty-four thousand nine hundred sixty-three.

(b) Eight hundred eighteen thousand two hundred fifty-two.

(c) Seventy-three million seventy-five thousand one hundred fifty-eight.

IX. (a) Indian place value chart:

75,32,98,28,028 → Seventy-five arab thirty-two crore ninety-eight lakh twenty-eight thousand twenty-eight.

(b) International place value chart:

75,329,828,028 → Seventy-five billion three hundred twenty-nine million eight hundred twenty-eight thousand twenty-eight

X. 5,33,49,867; 53,349,867; Yes

Printable Worksheet on International Numbering System with Answers (Grade 4–6):

🎯 Play Drag & Drop Game:

After completing this worksheet students will be able to:

✅ Read large numbers

✅ Write number names

✅ Insert commas correctly

✅ Convert Indian system to International system

✅ Understand millions and billions

Interactive Quiz on International Numbering System:

Frequently Asked Questions (FAQs) on International Numbering System:

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