Kungfu math p4 slide4 (equivalent fraction)pdf

Post on 03-Jul-2015

192 views 7 download

transcript

• listing the first 8 equivalent fractions of a given fraction

• writing the equivalent fraction of a fraction given the denominator or the numerator

What will we learn today?

Fractions Equivalent Fractions

Let’s recap some concepts learnt

Equivalent Fractions

Equivalent Fractions have the same value, even though they may look different.

Look at the diagram

We can see that 1 whole is equal to 3 one-thirds.

We can see that 1 whole is equal to 3 one-thirds.

We can see that one-third is equal to 2 one-sixths.

Looking the diagram, we can say that

Try these out! List the next equivalent fraction of the given fraction.

1)½= ______

2)⅛= ______

Try these out! List the next equivalent fraction of the given fraction.

1)½=

2)⅛=

2

4

2

16

Find the numerator of the given fraction.

1

2 8 =

To earn more points for your character, look out for this icon. Understand the concept behind this question.

Find the numerator of the given fraction.

1

2 8 =

To get ‘8’, we have to multiply by 4.

x 4

Find the numerator of the given fraction.

1

2 8 =

To get answer for the top number, we have to multiply by 4 as well.

x 4

x 4

Find the numerator of the given fraction.

1

2

4

8 =

Solution:

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__

1

5

How do we get the answer?

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

x 2 Multiply by 2. Remember to multiply to the top and bottom number.

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

x 3 Multiply by 3 to the first number in order to get the 3rd fraction.

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

x 4

3

15

Have you understood the concept behind the steps?

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

x 5

3

15

4

20

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

x 6

3

15

4

20

5

25

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

x 7

3

15

4

20

5

25

6

30

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

x 8

3

15

4

20

5

25

6

30

7

35

List the first 8 equivalent fractions of a given fraction.

__,__,__,__,__,__,__,__ 1

5

2

10

3

15

4

20

5

25

6

30

7

35

8

40

Have you understood the concept behind the steps?

These eight fractions are equivalent fractions.

Are you ready to try out the questions?