Transcript Document
EXPLORING
FRACTION
GRADE 3
copyright@Ed2netLearning,Inc
1
Hello, How are you doing?
Today, we are going to start a new lesson on
Fractions.
copyright@Ed2netLearning,Inc
2
Fraction
Fraction – A number that names part of a
whole or group is called Fraction.
Example – Fraction of the block that is
colored is 1/5
copyright@Ed2netLearning,Inc
3
Numerator
Numerator - The number above the bar in
the fraction. It tells the number of parts.
In the Fraction, 1/5
1 is the numerator
copyright@Ed2netLearning,Inc
4
Denominator
Denominator – The number below the bar in
the fraction. It tells the number of equal
parts in all.
In the fraction, 1/5
5 is the denominator
copyright@Ed2netLearning,Inc
5
shaded part
total part
1
5
numerator
denominator
copyright@Ed2netLearning,Inc
6
Representation of a Fraction
A fraction can be represented in following
ways.
o Fraction Models
o Number Line
o Equal and Unequal parts
copyright@Ed2netLearning,Inc
7
Fraction Model
The bar shown in
Figure A is divided
into 5 equal parts.
Figure A
Each part
represents 1/5 of a
fraction.
Figure B
Each fraction is
1/5
copyright@Ed2netLearning,Inc
8
Number Line
A number line can show parts of 1 Whole.
The given number line is divided into fifths.
0
1/5
2/5
3/5
4/5
1
copyright@Ed2netLearning,Inc
9
Equal and Unequal parts
Two equal parts
Halves
Six equal parts
No equal part
sixths
copyright@Ed2netLearning,Inc
10
Write the fraction for the part that is
shaded?
Answer- 2/5
copyright@Ed2netLearning,Inc
11
What is the denominator in the fraction
5/12?
Answer- 12
copyright@Ed2netLearning,Inc
12
What fraction of the figure is shaded?
Answer- 1/2
copyright@Ed2netLearning,Inc
13
A flag has 9 equal parts. It has 2 blue
parts and 3 grey parts. The rest is green.
What fraction of the flag is grey?
Answer- 3/9
copyright@Ed2netLearning,Inc
14
What fraction of the flag is green?
Answer- 4/9
copyright@Ed2netLearning,Inc
15
ASSESSMENT
copyright@Ed2netLearning,Inc
16
1.
a)
b)
c)
d)
An apple cut into 2 equal parts has
2 ----.
Thirds
Halves
Fourths
None of the above
copyright@Ed2netLearning,Inc
17
2.
A rug has six equal parts. Three
parts are red. What fraction of the
rug is not red?
Answer- 3/6
copyright@Ed2netLearning,Inc
18
3.
a)
b)
c)
d)
What is the given figure divided
into?
Halves
Fourths
Thirds
fifths
copyright@Ed2netLearning,Inc
19
4.
a)
b)
c)
d)
Write the number of equal parts in
the figure given below.
3/5
2/5
4/5
No equal parts
copyright@Ed2netLearning,Inc
20
5. Write a fraction for each.
three-eighth
b) Five-sixth
Answer –
a) 3/8
b) 5/6
a)
copyright@Ed2netLearning,Inc
21
6.
Write the fraction for the part that
is shaded?
Answer- 2/7
copyright@Ed2netLearning,Inc
22
7.
A muffin is cut into 5 equal parts. 2
parts are eaten. What fraction of
the muffin has been eaten?
Answer- 2/5
copyright@Ed2netLearning,Inc
23
8.
What fraction of the muffin is left?
Answer – 3/5
copyright@Ed2netLearning,Inc
24
9.
Shade the 4/10 of the figure given
below.
copyright@Ed2netLearning,Inc
25
10. One half of the cake is Pineapple.
The other half is Chocolate. What
fraction shows the part of the cake
that is chocolate?
Answer- 1/2
copyright@Ed2netLearning,Inc
26
Recap
Fractions
Numerator
Denominator
Fraction Model
Number Line
Equal and Unequal parts
Solved Examples
Practice Problems
copyright@Ed2netLearning,Inc
27
Well Done!
Now practice the worksheets on the Lesson.
copyright@Ed2netLearning,Inc
28