Tutorial World Primary 5
Name:_________________________ Date:_______________


Whole Numbers (1.1)

A. Write the numbers in words.

1. 308 000 =

2. 800 900 =

3. 2 080 011 =

4. 280 003 =

5. 1 803 101 =

6. 8 230 000 =

B. Write the following in numbers.

1. Fifteen thousand and seventy-one =

2. Nine hundred thousand and two hundred =

3. Two million, three thousand and four =

4. Three hundred and thirty thousand =

5. Seven hundred and one thousand and ninety-two =

6. Six million, five thousand, five hundred and eight =

C. What does the digit represent.

1. In 1 092 348, the digit 0 stands for ____________.

2. In 627 186, the digit 2 stands for ____________.

3. In 3 254 186, the digit 3 stands for ____________.

4. In 2 842 300 the digit 8 stands for ____________.

D. Fill in the correct number.

1. 1 110 000 + ____________ = 2 000 000

2. 800 000 + 30 000 + 200 = ____________

3. 5 300 + 200 000 + 1 = ____________

4. 3 450 800 = ____________ + 50 800

5. 2 000 000 + 400 000 + 60 = ____________

6. 7 000 000 + ____________ + 7 000 = 7 607 000

E. Find the answers.

1. Round off to nearest 1000.

(a) 32 392 + 13 484

(c) 84 230 + 94 320

(c) 10 802 + 69 347

2. Round off to nearest 10000.

(a)1 340 094 + 3 903 909

(b)4 940 092 + 2 093 632

(c)2 454 763 + 5 563 732

3. Estimate the value.

(a)4093 x 6

(b)23 238 / 4

(c)3290 x 3

F. Arrange the numbers in decending order.

1. 172 909 , 279 000 , 160 909 , 20 999

2. 620 135 , 527 513 , 427 315 , 727 315

3. 1 250 802 , 1 520 802 , 999 999 , 2 255 000

G. Do the following. (" / " means divide)

1. 13 + 17 - 15

2. 68 - 35 + 13

3. 56 000 / 80

4. 9 / 3 x 12

5. 92 / 4 x 2

6. 6 x 12 - 25 x 0

7. 42 - 30 / 6 + 8

8. 41 - (21 / 3) / 7

H. Complete the number patterns.

1. 58 274 , 60 274 , ____________ , 64 274

2. 305 472 , ____________ , 405 472 , 455 472

3. ____________ , 1 200 115 , 1 600 115 , 2 000 115

4. 2 000 , 20 000 , ____________ , 2 000 000

I. Find the answers. (" / " means divide)

1. 80 - 2 x 7

2. (24 - 15) + 8 / 4

3. 4 x 6 x 7 / 3

4. 3 + 8 x 3

5. (48 / 6) + 2 x 3

6. 89 - 34 + 12 x 3

7. 50 / 2 - 5 x 3

8. 25 / (8 - 3) x 20

J. Solve the following problems.
1. John bought a pen and a book. The pen costed 3 times as much as the book. He gave the cashier $50 and received $6 for change. How much were the book and the pen?

2. Ali bought 244 eggs for $180. He found that 16 eggs were rotten. He sold the rest at 6 eggs for $7. How much money did he make?

3. Jenny and Shufen has $330 altogether. Jenny has $60 more than Shufen. How much must Jenny take from Shufen so that she has twice as much as Shufen?

4. Nick is 14 kg heavier than Michael. Peter is the same weight as Michael. If their total weight is 128 kg. What is each of their weight?

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