The peak number claims how countless slices we have. The bottom number claims how plenty of equal slices the whole pizza was cut into.
You are watching: 3/4 plus 1/8
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Equivalent Fractions
Some fractions might look different, however are yes, really the same, for example:
4/8 | = | 2/4 | = | 1/2 |
(Four-Eighths) | (Two-Quarters) | (One-Half) | ||
![]() | = | = |
It is usually best to show solution using the simplest portion ( 1/2 in this case ). That is called Simplifying, or Reducing the fraction
Numerator / Denominator
We call the peak number the Numerator, it is the variety of parts us have.We contact the bottom number the Denominator, the is the variety of parts the totality is divided into.
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NumeratorDenominator
You just have to remember those names! (If you forget just think "Down"-ominator)
Adding Fractions
It is simple to add fractions v the same denominator (same bottom number):
1/4 | + | 1/4 | = | 2/4 | = | 1/2 |
(One-Quarter) | (One-Quarter) | (Two-Quarters) | (One-Half) | |||
+ | = | = |
Another example:
5/8 | + | 1/8 | = | 6/8 | = | 3/4 |
+ | ![]() | = | ![]() | = | ![]() |
Adding fractions with different Denominators
But what about when the denominators (the bottom numbers) space not the same?
3/8 | + | 1/4 | = | ? |
+ | = | ![]() |
We have to somehow make the platform the same.
In this instance it is easy, since we recognize that 1/4 is the exact same as 2/8 :
3/8 | + | 2/8 | = | 5/8 |
+ | ![]() | = |
There are two famous methods come do the denominators the same:
(They both work-related nicely, usage the one you prefer.)
Other points We can Do v Fractions
We deserve to also:
Visit the Fractions table of contents to uncover out also more.
fractions Index equivalent Fractions including Fractions Subtracting fractions Multiplying Fractions separating Fractions Greatest common Factor Least usual Multiple