Fractions Standard 2.1: Numbers, Number Systems and Number Relationships B. Use whole numbers and fractions (halves, thirds, and fourths) to represent

$Page 1: Fractions Standard 2.1: Numbers, Number Systems and Number Relationships B. Use whole numbers and fractions (halves, thirds, and fourths) to represent$
FractionsFractionsStandard 2.1: Numbers, Number Systems and Number

RelationshipsB. Use whole numbers and fractions (halves, thirds, and

fourths) to represent quantities

What is a fractionWhat is a fraction

A fraction names a part of a A fraction names a part of a whole objectwhole object 11

22

http://www.headthing.com/images/misc-question-mark.gif

Parts of a fraction..Parts of a fraction..

11

22

Numerator- the number written above the line in a common fraction to indicate the number of parts of the whole.

Denominator- the numberwritten below the line in a common fraction that indicates the number of parts into which one whole is divided.

Example…Example…

11

221 piece is colored in purple. So, 1 of the 2 pieces

are colored in.

Let’s tryLet’s trya few…a few…

How many pieces How many pieces are colored in?are colored in?

44

444 out of 4 pieces are colored in.


33



11



22



22



33



44



55



44



22



44



55



77



33



11



66



88



44



1212



1414



99


What fraction of the balls are What fraction of the balls are orange?orange?

3

4

What fraction of the balls are blue?What fraction of the balls are blue?

1

4

What fraction of the balls are What fraction of the balls are yellow?yellow?

1

6

What fraction of the balls are green?What fraction of the balls are green?

4

6

What fraction of the rectangle is What fraction of the rectangle is pink?pink?

2

6

What fraction of the rectangle is What fraction of the rectangle is brown?brown?

5

6

What fraction of the rectangle is What fraction of the rectangle is purple?purple?

2

3

What fraction of the rectangle is What fraction of the rectangle is blue?blue?

3

5

What fraction of the pie is yellow?What fraction of the pie is yellow?

3

4

What fraction of the pie is blue?What fraction of the pie is blue?

4

4

What fraction of the arrowsWhat fraction of the arrowshit the bullseye?hit the bullseye?

1

3

What fraction of the fish have What fraction of the fish have stripes?stripes?

3

5

What fraction of the transportation What fraction of the transportation have wheels?have wheels?

4

7

What fraction of the musical What fraction of the musical instruments have strings?instruments have strings?

2

5

What fraction of the pins areWhat fraction of the pins areknocked down?knocked down?

3

10

What fraction of the animals are What fraction of the animals are dogs?dogs?

3

6

Which number is circled?Which number is circled?

3

4 = denominator= denominator

Which number is circled?Which number is circled?

3

4

= numerator= numerator

Documents

Fractions Standard 2.1: Numbers, Number Systems and Number Relationships B. Use whole numbers and fractions (halves, thirds, and fourths) to represent