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Length
Working with length
With the help of your teacher, estimate whether the following lengths are less than or
greater than one metre.
We can add, subtract, multiply and divide the lengths of objects.
Example: Work out the following.
(a) 9 m + 3 m (b) 25 m - 12 m (c) 14 m x 2 (d) 45 m ÷ 5
The metre
Activity 2
Try These
1. Work out the following.
(a) 2 m + 5 m = ___________ m (b) 7 m + 8 m = _______ m
(c) 12 m – 3 m = ___________ m (d) 9 m – 2 m = _______ m
(e) 3 x 2 m = ___________ m (f) 5 x 4 m = _______ m
(g) 15 m 3 = ___________ m (h) 30 m 6 = _______ m
9 m
+ 3 m
12 m
25 m
- 12 m
13 m
14 m
x 2
28 m
5 45 m
09 m = 9 m
Objects Less than / greater than
Pencil
Blackboard
Book
Whale
Bus
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