1. Created by Mr. Lafferty Maths Dept.
Converting Units
Lengths
Volume
Weights
25-Apr-17
Created by Mr. Lafferty Maths Dept.

2. Created by Mr. Lafferty Maths Dept.
Starter Questions
25-Apr-17
Created by Mr. Lafferty Maths Dept.

3. Created by Mr. Lafferty Maths Dept.
Conversions
Length
Learning Intention
Success Criteria
1. We are learning how to convert between millimetre (mm) , centimetres (cm) , metres (m) and kilometres (km).
Understand rules for converting lengths.
2. Use in context problems.
25-Apr-17
Created by Mr. Lafferty Maths Dept.

4. Units of Length Converting Measurements
Kilometres
(km)
metres
(m)
centimetres
(cm)
millimetres
(mm)
25-Apr-17
Created by Mr. Lafferty Maths Dept.

5. Units of Length Converting Measurements
Examples
Convert 2m to cm :
2 x 100 = 200 cm
Convert 4km to m :
4 x 1000 = 4000 m
Convert 34cm to mm :
34 x 10 = 340 mm
Convert 50cm to m :
50 ÷ 100 = 0.5 m
25-Apr-17
Created by Mr. Lafferty Maths Dept.

6. Units of Length Converting Measurements
Now try Lifeskills
Ex 1
Ch9 (page 76)
25-Apr-17
Compiled by Mr. Lafferty Maths Dept.

7. Created by Mr. Lafferty Maths Dept.
Starter Questions
28o
25-Apr-17
Created by Mr. Lafferty Maths Dept.

8. Created by Mr. Lafferty Maths Dept.
Conversions
Liquid
Learning Intention
Success Criteria
1. We are learning how to convert between millilitre (ml) , centilitres (cl) and litres (l).
Understand rules for converting liquid.
2. Use in context problems.
25-Apr-17
Created by Mr. Lafferty Maths Dept.

9. Units of Liquid Converting Measurements
litres
(l)
centilitres
(cl)
millimetres
(mm)
25-Apr-17
Created by Mr. Lafferty Maths Dept.

10. Compiled by Mr. Lafferty Maths Dept.
Liquid Volume
Reading Scales
How much liquid in the jug ?
Count the number of small divisions
between 0 and 1 litre
Litres 2
1litre = 1000ml 5
Each division is worth 1
1 litre ÷ 5 =
1000ml ÷ 5 =
200ml
200ml x 4 = 800ml
25-Apr-17
Compiled by Mr. Lafferty Maths Dept.

11. Compiled by Mr. Lafferty Maths Dept.
Liquid Volume
Reading Scales
How much liquid in the jug ?
Count the number of small divisions
between 0 and 1 litre
Litres 2
1litre = 1000ml 5
Each division is worth 1
1 litre ÷ 5 =
1000ml ÷ 5 =
200ml
200ml x 7 = 1400ml or 1.4 litres
25-Apr-17
Compiled by Mr. Lafferty Maths Dept.

12. Liquid Volume Reading Scales How much liquid in the jug ? 2
( Careful different scale)
Count the number of small divisions
between 0 and 1 litre
Litres 2
1litre = 1000ml 4
Each division is worth 1
1 litre ÷ 4 =
1000ml ÷ 4 =
250ml
250ml x 7 = 1750ml or 1.75 litres
25-Apr-17
Compiled by Mr. Lafferty Maths Dept.

13. Created by Mr. Lafferty Maths Dept.
Converting Weights
Examples
Convert 3 l to cl :
3 x 100 = 300 cl
Convert 8 cl to ml :
8 x 10 = 80 ml
Convert 40 ml to cl :
40 ÷ 10 = 4 cl
Convert 6000 ml to l :
6000 ÷ 1000 = 6 l
25-Apr-17
Created by Mr. Lafferty Maths Dept.

14. Compiled by Mr. Lafferty Maths Dept.
Converting Volume
Now try Lifeskills
Ex 2
Ch9 (page 78)
25-Apr-17
Compiled by Mr. Lafferty Maths Dept.

15. Created by Mr. Lafferty Maths Dept.
Starter Questions
42o
25-Apr-17
Created by Mr. Lafferty Maths Dept.

16. Created by Mr. Lafferty Maths Dept.
Conversions
Weight
Learning Intention
Success Criteria
1. We are learning how to convert between milligram (mg) , gram (g) , kilogram (kg) and tonne (t).
Understand rules for converting weight.
2. Use in context problems.
25-Apr-17
Created by Mr. Lafferty Maths Dept.

17. Units of Weight Converting Measurements
Tonne(t)
kilogram
(kg)
grams
(g)
milligrams
(mg)
25-Apr-17
Created by Mr. Lafferty Maths Dept.

18. Created by Mr. Lafferty Maths Dept.
Converting Weights
Examples
Convert 4 t to kg :
4 x 1000 = 4000 kg
Convert 9 g to mg :
9 x 1000 = 9000 mg
Convert 2000 g to kg :
2000 ÷ 1000 = 2 kg
Convert 5000 kg to t :
5000 ÷ 1000 = 5 t
25-Apr-17
Created by Mr. Lafferty Maths Dept.

19. Compiled by Mr. Lafferty Maths Dept.
Converting Weights
Now try Lifeskills
Ex 3
Ch9 (page 79)
25-Apr-17
Compiled by Mr. Lafferty Maths Dept.