Primary 4 Mathematics Tutorial 9.2

A. Write the following as decimals.

1. Five hundreds nine tens one hundredth =

2. Three tens eight ones and six tenths =

3. Four tenths two hundredths =

B. Circle the smallest number.

1. 73.5 , 7.35 , 0.735

2. 3.55 , 32.0 , 3.54

3. 0.1 , 0.11 , 0.0111

C. What does the digit represent.

1. In 23.56, the digit 6 stands for ____________.

2. In 1.342, the digit 2 stands for ____________.

3. In 8.52, the digit 8 stands for ____________.

D. Round off the numbers below.

1. 697.49 is __________ when rounded off to 1 decimal place.

2. 0.35 is __________ when rounded off to the nearest whole number.

3. 69.03 is __________ when rounded off to 1 decimal place.

E. Fill in the missing numbers.

1. 2 + = __________

2. 70 + 2 + __________ = 72.4

3. __________ - 3.56 = 10.26

4. __________ + 5.8 = 2.3 + 6.44

5. 35 + 13.6 = __________ - 27

6. 20 - 10 = __________

7. 29.72 = 20 + 9 + __________ + 0.02

8. 2.01 + 4.59 = 3.62 + __________

F. Express the fractions as decimals.

1. = __________

2. = __________ (to the nearest 2 decimal places)

3. = __________ (to the nearest 1 decimal place)

G. Express as fractions in simplest form.

1. 0.8 = __________

2. 2.75 = __________

3. 1.1 = __________

4. 0.06 = __________

5. 0.125 = __________

H. Challenging problems.

1. Complete the number pattern.
1.6 , 1.9 , ______ , 2.5 , ______ , 3.1 , 3.4 , ______ , ______

2. A pineapple weighs 1.6 kg. A durian weighs 3 kg. A mango weighs 0.8 kg. Find
(a) The total weight of the 3 fruits.
(b) The weight difference between the heaviest and the lightest fruit.

3. Susan bought a dress for $25. After she paid for her dress, she spent of the change on a book. If she had $10 left, how much money had she in the beginning?


1.	Complete the number pattern. 1.6 , 1.9 , ______ , 2.5 , ______ , 3.1 , 3.4 , ______ , ______
2.	A pineapple weighs 1.6 kg. A durian weighs 3 kg. A mango weighs 0.8 kg. Find (a) The total weight of the 3 fruits. (b) The weight difference between the heaviest and the lightest fruit.
3.	Susan bought a dress for $25. After she paid for her dress, she spent of the change on a book. If she had $10 left, how much money had she in the beginning?



Name:_________________________		Date:_______________