Unit 2: Section 1 - Standard Form With Negative Indices Examples And Worksheets Page 11
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14Exercise XX*
Fill in the gaps in the following table.
km
2
m
2
cm
2
mm
2
1
6000
2
4000
3
6 3 10
10
4
3 3 10
12
5
2 3 10
21
6
19
5 3 10
7
7 3 10
22
8
9 3 10
24
Converting volumes
Remember
Again diagrams are very helpful.
1 litre 5 1000 cm
3
Example XX
A cuboid measures 1 m by 2 m by 3 m.
3
Find the volume in mm
.
1 m is 1000 mm.
3000 mm
1000 mm
2 m is 2000 mm.
3 m is 3000 mm.
2000 mm
So the volume is 1000 3 2000 3 3000 mm
3
5 6 3 10
9
mm
3
Example XX
Change 10
7
cm
3
to m
3
.
1 m
3
5 1 m 3 1 m 3 1 m
100 cm
5 100 cm 3 100 cm 3 100 cm
100 cm
5 10
6
cm
3
100 cm
10
7
____
7
3
3
So 10
cm
m
5
10
6
5 10 m
3
20
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