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Whole numbers are easier to calculate with. For example if a dollar was not 100
cents but 122.5 cents, it will be really hard to work out change
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Put simply, nothing we experience in our direct day to day life is in fractions until we do something to make it so - an orange is a whole fruit until we cut it into halves or quarters....
What else can I help you with?
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.
Why do you need to learn whole numbers?
To get my GED
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 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."
How are decimals and whole numbers similar?
All whole numbers are decimal numbers.
What are two ways in which whole numbers and decimal numbers are different?
Whole numbers are a proper subset of decimal numbers. All whole numbers are decimal numbers but not all decimal numbers are whole numbers.
Are rational numbers whole numbers?
The set of rational numbers includes all whole numbers, so SOME rational numbers will also be whole number. But not all rational numbers are whole numbers. So, as a rule, no, rational numbers are not whole numbers.
