A Look at Fractions for 5th Grade by Denise A. Kolacz

Click here to go to adding and comparing fractions Click here for a brief review of fractions Click here to go to adding and comparing fractions

A fraction represents part of a whole. What is a fraction? A fraction represents part of a whole.

Parts of a fraction Numerator The top number of the fraction; shows how many parts of the denominator are taken one of three parts   Two of four parts

Denominator The bottom number of the fraction; shows how many equal parts the whole can be divided into 1 2 3 4 5 6   1 2 1 3 4 2 3

1 One fourth is yellow 4 2 Two fourths are yellow One half is yellow 4

3 Three fourths are yellow 4 Four fourths are yellow One whole is yellow 4 4

The pie is cut into 4 pieces The pie is cut into 4 pieces. If Steve eats 1 piece, what fraction of the pie is left? a) 1/4 b) 3/4 c) 2/3

Incorrect, try again

Correct! Go on to the next question!

Which fraction represents the shaded part of the pie? a) 3/8 b) 4/8 c) 5/8 d) 7/8

Incorrect, try again!

Correct! You are ready to move on to adding fractions!

Adding Fractions Emily and Kate bought a pizza. Emily ate 1 piece of the pizza. Kate ate 2 pieces of the pizza. Who ate more pizza? How many pieces did they eat all together?

It is easy to see from the picture that Kate ate more pizza. Who ate more pizza Emily or Kate? 1 2 6 6 It is easy to see from the picture that Kate ate more pizza.

How much pizza did they eat all together? When we add fractions, we just add the numerator and keep the denominator the same. EX. 1 2 3 + = 6 6 6

Now you try adding fractions with the same denominator… 2 + 2 = ? 5 5 ? a) 4/5 b) 5/5 c) 2/5 d) 2/10

Incorrect, try again

Correct! Go on to the next question!

+ = a) 1/3 + 1/3 = 1/3 b) 2/5 + 1/3 = 3/8 c) 1/3 + 1/3 = 2/3 d) 1/2 + 1/2 = 2/3

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Correct! Go on to the next question!

Which pie has the greatest amount shaded? 5 1 = = 5 3 = = 2 4

Incorrect, try again

Correct! Go on to the next page!

1 2 Why is the largest fraction if each fraction has only one piece shaded?

The more pieces you cut the whole into, the smaller each piece will be, so… >

Follow the links below for more practice identifying fractions and to play a fraction matching game!! http:/http://pbskids.org/cyberchase/games/equivalentfractions/index.html/ www.vectorkids.com/vkfractions.htm

helpingwithmath. com commons. wikimedia. com dickens helpingwithmath.com commons.wikimedia.com dickens.com http:/http://pbskids.org/cyberchase/games/equivalentfractions/index.html/ www.vectorkids.com/vkfractions.htm