140
Example 6: Convert 8 litres into
a. decalitres b. hectolitres c. kilolitres
a. 8 = da b. 8 = h c. 8 = k = 0.8 da = h = 0.08 h = k = 0.008 k
Fill in the blanks.
a. 65,252 cm = m = hm = km
b. 15,202 mm = m = dam = km
Convert the following units to kilometres. Write the answers in your notebook.
a. 35 hm b. 47,600 cm c. 10,775 m d. 84,762 dam
Write 14,572 g in the following units. Write the answers in your notebook.
a. kilogram b. hectogram c. centigram d. milligram
Convert the following units to grams. Write the answers in your notebook.
a. 620 hg b. 35,024 cg c. 35,214 kg d. 7,542 dag
Convert the following units to litres. Write the answers in your notebook.
a. 356 k b. 1,824 da c. 3.46 h d. 3,46,783 c
Nidhi walks 2,500 m in the morning. How many kilometres did she walk?
Mohit is 153 cm tall. How much his height will be in metres?
A bag of rice weighs 25,050 g. How much is that in kilograms?
A water tank holds 2,00,000 millilitres of water. How many litres of water is that?
SUMS INVOLVING ADDITION AND SUBTRACTION
Example 7: Add the following.
7
9
11
13
6
10
12
14
8
a. 498 375 m and 167 748 m
So, 498 375 m + 167 748 ml = 666 123 m = 666.123
m
1
1
1
1
4
9
8
7
5
+
1
6
7
4
8
6
6
6
2
3
b. 512 km 676 m, 156 km 732 m and 90 km 234 m.
So, 512 km 676 m + 156 km 732 m + 90 km 234 m = 759 km 642 m = 759.642 km
km
m
1
1
1
1
5
1
2
6
7
6
1
5
6
7
3
2
+
9
0
2
3
4
7
5
9
6
4
2