Fraction Post

Monday, May 11, 2009
Mhmn, this is are last blog post. Awe, I feel like grade 8 has ended. ): But anywho, we have to make a blogpost on Fractions. Here it goes :) .

Do you know what a Fraction is?
It is numbers split into parts with a numerator and a denominator. The numerator is the number on top and shows how many parts you have. The denominator is the number at the bottom and it shows how many equal parts there are in a whole. Here is an example 1/2.

Adding and Subracting Fractions
How to Add:
To add fractions you have to find the lowest common denominator. Then multiply the numerators with the denominator across from it. Next you add the numerators and leave the denominator as the lowest common number.

How to Subtract:
To subtract fractions you have to find the lowest common denominator and subtract the numerators, and if possible, you simplify at the end.


Multiplying Fractions
How to Multiply:
You simply multiply the numerators together. Then multiply the denominators together. If possible you simply it.

Dividing Fractions
How to Divide:
There are alot of ways to multiply fractions. You can use pictures to solve a question. You could also use a Ratio Table.


Post a Comment