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1.

Select the number whose tens digit is $4$ .

a)

$223\,441$

b)

$547\,414$

c)

$495\,514$

d)

$399\,410$

2.

Evaluate $30 \times m + 30 + \frac{100}{m}$ for $m=5$ .

a)

$256$

b)

$200$

c)

$56$

d)

$1070$

3.

Round $245\,879\,045$ to the nearest hundred thousand.

a)

$246\,000\,000$

b)

$245\,889\,045$

c)

$245\,900\,000$

d)

$245\,800\,000$

4.

As of April 1, 2019, the Ê Đê population was $359\,334$ . Round this number to the nearest ten thousand.

a)

$359\,000$

b)

$360\,000$

c)

$360\,334$

d)

$400\,000$

5.

Order the angles by increasing measure.

a)

straight angle, obtuse angle, right angle, acute angle

b)

acute angle, obtuse angle, straight angle, right angle

c)

acute angle, right angle, obtuse angle, straight angle

d)

acute angle, right angle, straight angle, obtuse angle

6.

Select all statements that are true.

a)

The greatest nine-digit number is $999\,999\,999$ .

b)

The greatest even nine-digit number is $999\,888\,888$ .

c)

The smallest odd eight-digit number is $10\,000\,001$ .

d)

The greatest nine-digit number that is a multiple of ten is $999\,999\,990$ .

7.

Using the information "Nguyễn Thị Trù was born in 1893 and died in 2016," determine her age in 2016.

a)

$119$ years

b)

$120$ years

c)

$123$ years

d)

$126$ years

8.

Using the information "Nguyễn Thị Trù was born in 1893 and died in 2016," how many centuries did she live through?

a)

$2$ centuries

b)

$3$ centuries

c)

$4$ centuries

d)

$5$ centuries

9.

Using the information "Nguyễn Thị Trù was born in 1893 and died in 2016," which centuries did she live through?

a)

18th and 19th

b)

19th and 20th

c)

19th, 20th, and 21st

d)

20th and 21st

10.

Express $125\,\text{cm}^2$ using square decimeters and square centimeters.

a)

$1\,\text{dm}^2\;25\,\text{cm}^2$

b)

$12\,\text{dm}^2\;5\,\text{cm}^2$

c)

$0\,\text{dm}^2\;125\,\text{cm}^2$

d)

$2\,\text{dm}^2\;5\,\text{cm}^2$

11.

Convert $2\,\text{cm}^2\;30\,\text{mm}^2$ to square nanometers.

a)

$2.300\times10^{14}\,\text{nm}^2$

b)

$2.030\times10^{14}\,\text{nm}^2$

c)

$2.300\times10^{12}\,\text{nm}^2$

d)

$2.030\times10^{12}\,\text{nm}^2$

12.

Express $125\,\text{m}^2$ using square decimeters and square centimeters.

a)

$12\,500\,\text{dm}^2$ and $1\,250\,000\,\text{cm}^2$

b)

$1\,250\,\text{dm}^2$ and $12\,500\,\text{cm}^2$

c)

$125\,\text{dm}^2$ and $12\,500\,\text{cm}^2$

d)

$1\,250\,\text{dm}^2$ and $125\,\text{cm}^2$

13.

Convert $2\,\text{m}^2\;30\,\text{mm}^2$ to square millimeters.

a)

$2\,000\,030\,\text{mm}^2$

b)

$2\,030\,\text{mm}^2$

c)

$2\,000\,300\,\text{mm}^2$

d)

$2\,030\,000\,\text{mm}^2$

14.

Fill in the correct symbol between the measurements: 42 tons − 16 tons … 25 tons

a)

>

b)

<

c)

=

15.

Fill in the correct symbol between the measurements: 25 yen × 4 … 10,000 kg

a)

>

b)

<

c)

=

16.

Fill in the correct symbol between the measurements: 7 quintals … 70 yen

a)

>

b)

<

c)

=

17.

Fill in the correct symbol between the measurements: 4000 yen … 2400 quintals ÷ 6

a)

>

b)

<

c)

=

18.

The clock shown has a marked angle. What is the measure of that angle?

a)

90°

b)

120°

c)

30°

d)

150°

19.

Hung runs one lap around the yard in 3 minutes 30 seconds. If he runs exactly 2 laps, how many seconds does he take?

a)

360 seconds

b)

390 seconds

c)

420 seconds

d)

450 seconds

20.

The school decides to build a green library on the yard shaped like the adjacent L‑shaped figure with labeled segments of 8 m and three segments of 4 m. What is the area of that yard?

a)

48 m^2

b)

64 m^2

c)

80 m^2

d)

96 m^2

21.

Connect each statement to the correct face: choose Correct for the smiling face and Incorrect for the crying face. Rounding 289,000 đồng to the hundred-thousand place gives 300,000 đồng.

a)

Correct

b)

Incorrect

22.

Connect each statement to the correct face: choose Correct for the smiling face and Incorrect for the crying face. Rounding 407,158,032 to the ten‑thousand place gives 407,200,000.

a)

Correct

b)

Incorrect

23.

Connect each statement to the correct face: choose Correct for the smiling face and Incorrect for the crying face. Rounding 4,159,350 đồng to the hundred‑thousand place gives 4,200,000 đồng.

a)

Correct

b)

Incorrect

24.

Connect each statement to the correct face: choose Correct for the smiling face and Incorrect for the crying face. The population of a district is 23,414,120 people; rounding to the ten‑thousand place gives 23,450,000.

a)

Correct

b)

Incorrect

25.

Use a protractor and choose the measure of the shaded angle shown on the clock. The diagram shows an analog clock with the blue shaded sector spanning from 12 to 2 on the clock face.

a)

$30^\circ$

b)

$45^\circ$

c)

$60^\circ$

d)

$90^\circ$

26.

Use a protractor and choose the measure of the shaded angle shown on the clock. The diagram shows an analog clock with the blue shaded sector spanning from 12 to 4 on the clock face.

a)

$60^\circ$

b)

$90^\circ$

c)

$120^\circ$

d)

$150^\circ$

27.

Use a protractor and choose the measure of the shaded angle shown on the clock. The diagram shows an analog clock with the blue shaded sector that is approximately three‑quarters of the space between the 1 and 4 marks.

a)

$45^\circ$

b)

$60^\circ$

c)

$75^\circ$

d)

$105^\circ$

28.

Use a protractor and choose the measure of the shaded angle shown on the clock. The diagram shows an analog clock with the blue shaded sector spanning from 12 to 1 on the clock face.

a)

$15^\circ$

b)

$30^\circ$

c)

$45^\circ$

d)

$60^\circ$

29.

Solve the problem. Three trucks carry goods. The first truck carries 4 tạ 25 kg; the second truck carries 45 kg more than the first truck but 3 yến 7 kg less than the third truck. How many kilograms do all three trucks carry in total?

a)

$1395$ kg

b)

$1402$ kg

c)

$1410$ kg

d)

$1372$ kg

30.

Set up and compute $47\,197 + 39\,589$ .

a)

85,786

b)

86,786

c)

87,786

d)

88,786

31.

Set up and compute $75\,032 - 8\,534$ .

a)

66,498

b)

66,598

c)

67,498

d)

67,598

32.

Set up and compute $7062 \times 4$ .

a)

24,248

b)

26,248

c)

28,248

d)

30,248

33.

Set up and compute $27\,235 \div 5$ .

a)

5,445

b)

5,446

c)

5,447

d)

5,448

34.

Compute the value of the expression $(3254 + 568 \div 4) - 1087$ .

a)

2,209

b)

2,309

c)

2,409

d)

2,509

35.

A rectangular classroom floor is to be tiled with square ceramic tiles having side length 30 cm. The floor has width 6 m and length 12 m, and grout width is negligible. How many tiles are needed to fully cover the floor?

a)

720

b)

800

c)

960

d)

1,200

36.

A rectangle has its length decreased by 5 times and its width increased by 5 times. What happens to the area of the rectangle?

a)

Increases by 5 times

b)

Decreases by 5 times

c)

No change

37.

Round 652,125 to the hundred-thousands place.

a)

600,000

b)

650,000

c)

700,000

d)

652,000

38.

Round 1,360,476 to the hundred-thousands place.

a)

1,300,000

b)

1,360,000

c)

1,400,000

d)

1,000,000

39.

Round 20,847,912 to the hundred-thousands place.

a)

20,800,000

b)

20,840,000

c)

20,900,000

d)

20,850,000

40.

Fill the blanks in the 6×6 rectangle with numbers 1–6 so that each row and column contains all numbers 1–6 without repetition. Choose the option that lists the missing values for the blanks in this order: (r1c5, r2c3, r3c1, r3c2, r3c6, r4c3, r4c5, r5c1, r5c6, r6c3, r6c5).

a)

1, 2, 1, 3, 2, 4, 5, 3, 6, 6, 3

b)

1, 3, 2, 5, 4, 6, 2, 3, 5, 1, 4

c)

2, 1, 3, 4, 1, 5, 6, 6, 3, 2, 5

d)

3, 2, 4, 1, 6, 5, 2, 1, 6, 3, 4

Page 1

Total questions: 40

Worksheet time: 20mins

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