answersLogoWhite

0


Best Answer

Because it is relatively easy to divide the number into a group of 1 and 3. Much harder to do that with a 16-digit number!

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Why is the comma optional in a 4 digit number?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Is it correct to write a 4 digit number without a comma?

yeah its fine but teachers hate it!


What is the postcode for US?

The US has zip codes which is a 5 digit number with optional 4 digit extension for more precise locating. see the link.


What does the digit 7 stand for in the number 27 456?

Presuming you meant to write the number with a comma -- 27,456 -- the digit 7 represents 7,000, and holds the "thousandths place": The digit 2 represents 20,000 The digit 7 represents 7,000 The digit 4 represents 400 The digit 5 represents 50 The digit 6 represents 6


What is a 1000 digit number called?

A 1000-digit number is called a "millidigit" number. The prefix "milli-" denotes one thousandth, so a millidigit number is a number consisting of 1000 digits. In the realm of mathematics, such large numbers are often encountered in fields like cryptography, number theory, and computer science.


What is the greatest possible product of a 4 digit number and a 3 digit number?

9999 is the 4-digit number and 999 is the 3-digit number.


What is the smallest and largest 4 digit number?

The smallest 4-digit number is 1000, and the largest 4-digit number is 9999.


Is the product of a 4-digit number and a 1-digit number always a 4-digit number Explain?

This is not true. Think about any 4 digit multiplied by 1. This remains a 4 digit. In the case of any 4 digit under 5000, multiplied by two would also be a 4 digit number


Is the product of a 4-digit number and a 1-digit number always a 5-digit number Explain?

This is not true. Think about any 4 digit multiplied by 1. This remains a 4 digit. In the case of any 4 digit under 5000, multiplied by two would also be a 4 digit number


What is the lowest four digit-number?

The lowest 4 digit number is -9999. The lowest 4 digit POSITIVE number is 1000.


What digit is in the hundreds place in the number 463?

The digit in the hundreds place in the number 463 is the digit 4.


Is 7002 a 3 digit number?

No, it is a 4 digit number.


What is the largest 4 digit number with repetition?

The largest 4 digit number is 9999.