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Fractions of Amounts

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by

Mr Mattock

on 2 October 2017

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Transcript of Fractions of Amounts

Fractions of Amounts
Starter
Fill in the blanks to make these fractions equivalent.
Activity
Example
Calculate of
20
L.O. - Use multiplication and division to find fractions of amounts
1
5 20 35

3
5 20 35

3
4 20 32
=
=
1
5
Calculate of
35
1
5
Example
Calculate of
20
1
5
Calculate of
35
1
5
1 4
5 20

so of 20 = 4
1
5
=
1 7
5 35

so of 35 = 7
1
5
Activity
Starter
Fill in the blanks to make these fractions equivalent.
1 4 7
5 20 35

3 12 21
5 20 35

3 15 24
4 20 32
=
=
=
=
=
=
Example
Calculate of
20
3
5
Calculate of
35
3
5
Example
Calculate of
20
3
5
Calculate of
35
3
5
3 12
5 20

so of 20 = 12
3
5
=
1 7
5 35

so of 35 = 21
3
5
=
Activity
Activity
Example
Calculate of
22
3
4
Calculate of
35
3
4
Example
Calculate of
22
3
4
Calculate of
35
3
4
3 16.5
4 22

so of 22 = 16.5
3
4
=
3 26.75
4 35

so of 35 = 26.75
=
3
4
Activities
Activity
Answers

Key
Examples

Worked
Example

Worked
Example

Worked
Example

Activity
Activity
1) 52.5 2) 9.6 3) 24 4) 10.285... 5) 27 6) 28.8 7) 36.666... 8) 29.25

9) 23.333... 10) 17.6 11) 31.5 12) 24 13) 14 14) 16.8 15) 13.5
Full transcript