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add? dont you mean subtract?

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โˆ™ 2012-09-21 02:48:26
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Q: Do you need to add whole numbers when subtracting fractions?
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Related questions

When you are subtracting fractions and you need to borrow from the numerator do you add the whole number to the numerator?

Yeah banana


When do you need to find the least common multiple for two or more numbers?

When you are adding or subtracting unlike fractions.


When subtracting or adding numbers in scientific notation why do the exponents need to be the same?

This is effectively the same as lining up the decimal points when adding or subtracting ordinary decimal fractions.


What is the difference between subtracting with regrouping in whole numbers and subraction with regrouping in fractions?

We look at the signs of numbers when we need to combine them. We subtract only if numbers have different signs, otherwise we add them. So that, if we have in an expression several positive and negative numbers, we prefer to group numbers with the same sign and add them in order to subtract just once. While with fractions we like to group fractions with the same denominator first, and after that we can combine all fractions by finding their LCD.


Do you need a common denominator when subtracting fractions?

yes you should use a common denominator when subtracting with fractions, it makes it much easier.


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 subtracting fractions like adding fractions?

You need a common denominator for both.


When subtracting fractions do you need common denominaters?

Yes


Do you need a common denominator in subtracting fractions?

Yes.


Why do you not need fractions?

You don't need fractions if you are only ever dealing with whole numbers, or complete items. Fractions are needed to show parts of the whole - half a bar of chocolate, a slice taken from an apple pie, and so on.


How do you add and subtract mixed numbers?

When subtracting mixed numbers one of the fractions may need to be renamed.


When would you need to find the LCM?

When you are adding and subtracting fractions.


When adding or subtracting fractions you need to?

Find a common denamonator.


When would you need to know what LCM is?

When you are adding or subtracting fractions.


Why would you need to use LCM?

When you are adding or subtracting fractions.


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.


Do you have to find a common denomiter in dividing fractions?

No, you only need a common denominator when adding or subtracting fractions.


Do you need a common denominator for dividing fractions?

No only when adding or subtracting fractions a common denominator is needed


When do you need to write zero as a placeholder when adding and subtracting decimals?

Adding decimal same as adding whole numbers


Why would you need to find thr GCF and LCM of a set of numbers?

Finding the LCM helps in adding and subtracting numbers. Finding the GCF helps in reducing fractions to their simplest form.


When will you need to find the multiples and factors?

When adding or subtracting fractions with different denominators and when reducing fractions to their lowest terms


Does division need a common denominator?

No, You only need a common denominator when adding or subtracting fractions.


Fractions Have The Same Denominators?

Not always but they need to have the same denominators when adding or subtracting them.


What math qualifications do you need to be a baker?

measurements, adding, subtracting, fractions, and monet


Why don't we just round numbers to the nearest whole number?

Quite simply because you NEED fractions. Fractions exist everywhere whether you chose to acknowledge them or not.