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# Why do you need to learn whole numbers?

Updated: 9/18/2023 Wiki User

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Q: Why do you need to learn whole numbers?
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### Why do whole numbers need an extension?

The first need arose when it was found that the set of whole numbers was not closed under division. That is, given whole numbers A and B (B non-zero), that, in general, A/B was not a whole number - but a fraction.

### What is the same about a fraction and a decimal?

They are representations of numbers which need not be whole numbers.

### What is the LCM of one half?

You need at least two numbers to find an LCM. And they need to be whole numbers, not fractions.

### How do you learn first 12 squared numbers quickly?

Learn your tables. You are going to need them anyway.

### How do you learn the four operations of arithentic?

By paying attention in school. You can also review your school textbooks - and read online articles about basic math. - Please note that you basically need to learn how to add, subtract, multiply and divide not just whole numbers, but also numbers with decimals, and fractions.

### How is multiplying a decimal by a whole number the same as multiplying 2 whole numbers?

It is not. When multiplying two whole numbers you need not be concerned about placing the decimal point in the answer.

### What 2 numbers do you need to write a percent?

A part and a whole.

### Why do you need to know about integers?

What you need to know about integers is that integers is the name for the group of numbers that include whole numbers and negative numbers. But integers DO NOT include fractions.

### What is the LCM of 2.5?

You need at least two numbers to find an LCM. And they need to be whole numbers, not decimals.

### Why do you need to line up the decimal points before comparing and ordering numbers with decimals?

This answer is irrelevant because you did not explain yourself, the correct answer is,"Its important so you can separate whole numbers for parts of whole numbers."

### Why do you need to learn addition of signed numbers first before subtraction signed numbers?

its cuz ur ugly........

### How are decimals and whole numbers similar?

All whole numbers are decimal numbers.