Mathematics: Fractions

Equivalent fractions are alike numbers that are expressed in different denominators

Supplementary material for Equivalent Fractions

SURPRISE - Equivalent fractions are important!

Once equivalent fractions have been ingrained in your mind, you are ready to begin comparing fractions!

Now to really test your knowledge of equivalent fractions!

First we learn them, then we sort them!

The most important of skills to do quickly

A HUGE point of confusion, Khan helps guide the thinking process on LCD

Extra material on Common denominators

Extra material on Common denominators

Practice Problems provided by Khanacademy.org

A visual breakdown of fractions in a common denominator completing the "whole"
The beginning steps to adding & subtracting fractions.

Adding fractions with alike denominators on paper.

Adding fractions with DIFFERENT denominators.

Subtracting fractions with DIFFERENT denominators.

A little extra mixed number and improper fraction material to help make them a little more familiar.

A mixed number basically counts how many times a fraction has been completed.

A brief introduction to mixed numbers, and their relationship with improper fractions.
Keep in mind, an improper fraction is just a fraction whose numerator is larger than its denominator.

Adding mixed numbers with alike denominators.

Adding mixed numbers: 19 3/18 + 18 2/3

Subtracting mixed numbers with alike denominators

Subtracting mixed numbers: 7 6/9 - 3 2/5

It is important to practice word problems to test your knowledge of fraction concepts.

Take your time not mix the concepts of multiplying fractions with adding/subtracting fractions.

Setting up equivalent fractions problems

Now try a Khan Practice Module.

Multiplication is a means to quickly change the size of numbers. We do this for whole numbers,
and fractions follow the same principles.

A visual explanation of multiplying fractions.

Very important use of a number line to explain multiplying fractions.

Khan Academy Practice Module
Can you do 5 in a row?

Khan Academy practice module.
Do 10 in a row

A review to an often forgotten skill

It always wraps back to trying it on real world problems. Lets bake!

Can you do 10 in a row?

Take your time with this unit. Division and fractions go hand in hand.

A visual example of how division can be represented with fractions.

10 in a row please?

Think, Keep it, change it, flip it, do these practice modules.
Couple it with the visual of the Use a Hint button provided by Khan.

Think, Keep it, change it, flip it, do these practice modules.
Couple it with the visual of the Use a Hint button provided by Khan.

There are two distinctions to division of fractions.
Looking at the division symbol, remember that the number IN FRONT of the symbol is BEING DIVIDED by the number AFTER the symbol.
If the number after the symbol HAPPENS to be a fraction, then think keep it, change it, flip it.

Word problems are your friend.

Practice now! Do 10 in a row