64
UNIT 6
Conversion into metres and centimetres
Addition involving length
Convert 345 cm into m and cm.
345 cm = 300 cm + 45 cm
= 3 m + 45 cm
= 3 m 45 cm
Let’s work out
6. Convert the following into m and cm.
(a) 325 cm = _____ m ______ cm (b) 456 cm = _____ m ______ cm
(c) 645 cm = _____ m ______ cm (d) 280 cm = _____ m ______ cm
(e) 790 cm = _____ m ______ cm (f) 509 cm = _____ m ______ cm
Example 1:
Work out the following.
(a) 57 cm + 25 cm (b) 1150 cm + 375 cm
57 cm
25 cm
82 cm
+
11 150 cm
375 cm
1525 cm
+
1
1525 cm = 1500 cm + 25 cm
= 15 m + 25 cm
= 15 m 25 cm