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Fractions Fun 2

WALT: Find fractions of a whole and set

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What is ½ of 12?

What is ½ of 10?

What is ½ of 14?

What is ¼ of 12?

What is ¼ of 24?

What is 1/3 of 12?

What is 1/5 of 10?

What is ½ of 20?

What is ¼ of 20?

What is ⅓ of 30 ?

Fractions of a Set Revision

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Fractions of a whole

Show 1/4

Show 1/3

Show 2/4

Show 1/2

What does you notice about these fractions?

Show 2/6

Show 1/3

What does you notice about these fractions?

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Equivalent Fractions

What could ½ also be the same size as? What if we times the numbers by something else?

The equals sign =, also means the same as.

¼ = ?

⅓ = ?

⅕ = ?

⅙ = ?

2/10 =?

What are 4 equivalent fractions for 1/10?

½

2/4

I can see that ½ is the same as 2/4 when I look at this image.

Another way to work it out is with the numbers!

½

1 x 2 = 2

2 x 2 = 4

2/4

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Equivalent Fractions

½ = ?/4

½ = ?/6

½ = /8?

½ = ?/10

½ = /20

½ = /16

½ =?/40

1/4 = ?/8

¼ = ?/16

¼ = /20

⅓ =

⅕ =

1/7 =

1/9 =

Show two equivalent fractions on the table

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WALT: Add and subtract decimal fractions

A decimal fraction is a fraction where the denominator is a power of 10 (10, 100, 1000…)

5/10 + 4/10 =

2/10 - 4/10 =

58/100 - 20/100 =

23/100 + 45/100 =

5/10 - 2/10

40/100 + 12/100 =

17/100 + 22/100 =

0.5 + 0.4 =

0.2 - 0.4 =

0.58 - 0.2 =

0.23 + 0.45 =

0.2 + 0.25 =

0.4 + 0.12 =

0.6 + 0.3 =

4/10 can also be written as 0.4