Tutorial World Primary 4
 
Name:_________________________ Date:_______________
 

Whole Numbers (1.1)

A. Write the numbers in words.

1. 2861 =

2. 5903 =

3. 1097 =

4. 9462 =

5. 18010 =

 
B. Write the following in numbers.

1. Eleven thousand, six hundred and seventy =

2. Nine thousand, two hundred and twelve =

3. Three thousand, one hundred and eight =

4. Twenty-three thousand and forty-nine =

5. Seven thousands three hundreds seven tens =

 
C. Circle the largest number.

1. 8609   ,   8690   ,   9001

2. 6456   ,   6600   ,   6599

3. 33 320   ,   32 033   ,   33 288

 
D. What do the digits represent?

1. In 98 543, the digit 9 stands for _______________.

2. In 67 867, the digit 8 stands for _______________.

3. In 24 831, the digit 4 stands for _______________.

 

E. Fill in the correct sign > , < or = .

1. 81 179 75 040   +   7976

2. 36 308 30 000   +   308

3. 5385   -   1385 3000

4. 2402   +   2500 4902

5. 9178   +   20 000 29 187

6. 2873 2073   -   800

 
F. Find the values.

1. 3000   +   8000   =

2. 15 000   -   7000   =

3. 4000   x   12   =

4. 11 000   +   24 000   =

5. 42 000   -   10 000   =

 
G. Round off the numbers.

1. To the nearest ten.   (a) 5634   (b) 9845   (c) 8558

2. To the nearest hundred.   (a) 9890   (b) 23 932   (c) 90 650

3. To the nearest thousand.   (a) 3099   (b) 57 501   (c) 12 909

 
H. Arrange the numbers in decending order.

1. 7909   ,   9197   ,   9709   ,   8879

2. 13 577   ,   45 977   ,   43 907   ,   77 315

3. 50 980   ,   59 999   ,   55 099   ,   55 900

 
I. Do the following.

1. Find the factors of (a) 13   (b) 32   (c) 27   (d) 48   (e) 60

2. Circle the numbers with 4 as a factor. 8   ,   12   ,   18   ,   24

3. Circle the numbers with 5 as a factor. 5   ,   15   ,   45   ,   100

4. 24   x   6   =   4   x   ______   x   6

5. 30   x   1   =   5   x   ______   x   1

6. 4   x   48   =   4   x   ______   x   4

7. 12   x   12   =   4   x   ______   x   2   x   ______

8. 10   x   42   =   2   x   ______   x   2   x   ______

 
J. Challenging problems.
1. At a football game, there were 25780 spectators. Half the spectators were females. Round off to the nearest hundred, how many spectators were males?

 

 

 

 

 

2. There are 38 students in a class. If each student's lunch costs $4, how many $10 notes will be needed to buy lunch for all the students?

 

 

 

 

 

3. Complete the number pattern and find all the factors of the final number.

 

0 , 1 , 3 , 6 , ______ , 15 , 21 , 28 , ______ , ______ , ______

 

 

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