3. Converting Measurements 1
• What is the area of
the square on the
right in m2?
• ______1______ m2
1 m2
1 m
1 m
4. Converting Measurements 1
• We know that
1 m = __________
cm. What is the
length of the same
square in cm?
cm
cm
5. Converting Measurements 1
• We know that
1 m = ___100___ cm.
What is the length of
the same square in
cm?
100
cm
cm
100
6. Converting Measurements 1
• What is the area of
the same square in
cm2?
• Area of square
= _______ ×
________
= _______ cm2
100
cm
cm
100
7. Converting Measurements 1
• What is the area of
the same square in
cm2?
• Area of square
= __100__ ×
__100__
= _10000_ cm2
10000 cm2
100
cm
cm
100
8. Converting Measurements 1
• Hence, we can
conclude that
1 m2 = _________
cm2
10000 cm2
100
cm
cm
100
1 m2
1 m
1 m
9. Converting Measurements 1
• Hence, we can
conclude that
1 m2 = _10000_ cm2
10000 cm2
100
cm
cm
100
1 m2
1 m
1 m
10. Converting Measurements 1 –
Example 1
• A piece of land has an area of 112 m2.
Convert the land area into cm2.
11. Converting Measurements 1 –
Example 1
• A piece of land has an area of 112 m2.
Convert the land area into cm2.
1 m2 = 10000 cm2
112 m2 = 112 × 10000 cm2
= 1 120 000 cm2
The land area is 1 120 000 cm2.
× 10 000
× 10 000
12. Converting Measurements 1 –
TryIt 1
• A basketball court has an area of
420 m2. Convert the area into cm2.
13. Converting Measurements 1 –
TryIt 1
• A basketball court has an area of
420 m2. Convert the area into cm2.
1 m2 = 10000 cm2
420 m2 = 420 × 10000 cm2
= 4 200 000 cm2
The area is 4 200 000 cm2.
× 10 000
× 10 000
14. Converting Measurements 1 –
Example 2
• A whiteboard has a surface area of
66 000 cm2. Convert the area into m2.
15. Converting Measurements 1 –
Example 2
• A whiteboard has a surface area of
66 000 cm2. Convert the area into m2.
1 m2 = 10 000 cm2
66 000 ÷ 10 000 m2 = 66 000 cm2
6.6 m2 = 66 000 cm2
The area is 6.6 m2.
÷ 10 000
÷ 10 000
16. Converting Measurements 1 –
TryIt 2
• A file has a surface area of 928 cm2.
Convert the area into m2.
17. Converting Measurements 1 –
TryIt 2
• A file has a surface area of 928 cm2.
Convert the area into m2.
1 m2 = 10 000 cm2
928 ÷ 10 000 m2 = 928 cm2
0.0928 m2 = 928 cm2
The area is 0.0928 m2.
÷ 10 000
÷ 10 000
18. Converting Measurements 2
• What is the volume of
the cube on the right
in m3?
• ____________ m3
1 m
1 m
1 m
19. Converting Measurements 2
• What is the volume of
the cube on the right
in m3?
• ______1______ m3
1 m
1 m
1 m3
1 m
20. Converting Measurements 2
• We know that
1 m = __________
cm. What is the
length of the same
cube in cm?
cm
cm
cm
21. Converting Measurements 2
• We know that
1 m = ___100___ cm.
What is the length of
the same cube in cm?
cm100
100 cm
cm100
22. Converting Measurements 2
• What is the volume of
the same cube in
cm3?
• Volume of cube
= _______ ×
________ ×
________
= __________ cm3
cm100
100 cm
cm100
23. Converting Measurements 2
• What is the volume of
the same cube in
cm3?
• Volume of cube
= __100__ ×
__100__ × __100__
= _1000000_ cm3
cm100
100 cm
1000000 cm3
cm100
24. Converting Measurements 2
• Hence, we can
conclude that
1 m3 = ________ cm3
1 m
1 m
1 m3
1 m
cm100
100 cm
1000000 cm3
cm100
25. Converting Measurements 2
• Hence, we can
conclude that
1 m3 = 1000000 cm3
1 m
1 m
1 m3
1 m
cm100
100 cm
1000000 cm3
cm100
26. Converting Measurements 2 –
Example 1
• A shipping container has a volume of
90 m3. Convert the volume into cm3.
27. Converting Measurements 2 –
Example 1
• A shipping container has a volume of
90 m3. Convert the volume into cm3.
1 m3 = 1 000 000 cm3
90 m3 = 90 × 1 000 000 cm3
= 90 000 000 cm3
The volume is 90 000 000 cm3.
× 1 000 000
× 1 000 000
28. Converting Measurements 2 –
TryIt 1
• A wardrobe has a volume of 3.16 m3.
Convert the volume into cm3.
29. Converting Measurements 2 –
TryIt 1
• A wardrobe has a volume of 3.16 m3.
Convert the volume into cm3.
1 m3 = 1 000 000 cm3
3.16 m3 = 3.16 × 1000000 cm3
= 3 160 000 cm3
The volume is 3 160 000 cm3.
× 1 000 000
× 1 000 000
30. Converting Measurements 2 –
Example 2
• An inflatable play pool has a volume of 2
420 000 cm3. Convert the volume into m3.
31. Converting Measurements 2 –
Example 2
• An inflatable play pool has a volume of
2 420 000 cm3. Convert the volume into m3.
1 m3 = 1 000 000 cm3
2 420 000 ÷ 1 000 000 m3 = 2 420 000 cm3
2.42 m3 = 2 420 000 cm3
The volume is 2.42 m3.
÷ 1 000 000
÷ 1 000 000
32. Converting Measurements 2 –
TryIt 2
• The volume of a bookshelf is
1 760 000 cm3. Convert the volume into
m3.
33. Converting Measurements 2 –
TryIt 2
• The volume of a bookshelf is
1 760 000 cm3. Convert the volume into m3.
1 m3 = 1 000 000 cm3
1 760 000 ÷ 1 000 000 m3 = 1 760 000 cm3
1.76 m3 = 1 760 000 cm3
The volume is 1.76 m3.
÷ 1 000 000
÷ 1 000 000
34. In this module, you have learnt:
1. how to convert measurements between
cm2 and m2,
1 m2 = 10 000 cm2
–To convert m2 to cm2,
1 m2 = 10 000 cm2
–To convert cm2 to m2,
1 m2 = 10 000 cm2
÷ 10 000
× 10 000
35. In this module, you have learnt:
2. how to convert measurements between
cm3 and m3,
1 m3 = 1 000 000 cm3
–To convert m3 to cm3,
1 m3 = 1 000 000 cm3
–To convert cm3 to m3,
1 m3 = 1 000 000 cm3
÷ 1 000 000
× 1 000 000
