de thi toan tieng anh

Computation with whole numbers : QUESTION 1: Circle the correct answer 1.. None of the above5[r]

A Computation with whole numbers :

QUESTION 1: Circle the correct answer

1 16 X 27 =

2 758 x 82 =

3 264 x 41 =

4 884 : 34 =

5 1,188 : 54 =

QUESTION 2:

1 Julie counted 15 bags of candy Each bag has 108 pieces of candy How many pieces of candy are three?

QUESTION 3:

1 Tim wants to put 600 marbles into bags If he puts 30 marbles in each bag, how many bags will he need?

B Computation with the fractions.

QUESTION 1 : Circle the correct answer

1 3 1

3 + 2

3

7 =

a. 5 4

4 10

b. 5 16

2 5

2 5 2

3 - 2

2

9 =

a. 3 4

b. 3 4

1 3

3 3 1

3 x 1

1

2 =

a 5 c 4 b. 3 1 6 d 4 1 5 4 4 5 : 2 3 =

a 8 15 c 1 1 5 b 1 2 d 3 5 QUESTION 2 : - My fraction is a mixed number - When my fraction is multiplied by 1 3 the product is 1 2 5 - What is my fraction? QUESTION 3 : Tim wants to paint a sign with dimensions of 20 inches by 14 1 2 inches What is the area of the sign? C Computation with decimals : QUESTION 1 : Complete each of the problems below: 1 16.2 + 1.62 =

2 6.3 – 4.09 =

3 8.2 x 6.5 =

4 13.02 : 3.1 =

QUESTION 2 :

- My number has three digits

- The digits add up to 9

- When multiplied by 0.3, the answer is 3.78 What is my number?

QUESTION 3 :

Raquel is buying 23 new CDs The average price of the CDs is $ 14.95 What is the total value of the 23 CDs?

QUESTION 4 :

When it is divided by 2.45, the answer is 3.21 What is my number?

D Percents and their equivalencies

QUESTION 1 :

1 What is 75% of 32 ?

2 What is 80% of 40?

3 What is the percent form of 0.15?

4 What is the fraction form of 20%?

QUESTION 2 :

Tim bought a new shirt that was 25% off The original price was $ 60 How much did he save ?

ANSWER KEY

A Computation with whole numbers :

QUESTION 1:

1 c

2 a

3 c

4 c

5 c

QUESTION 2:

1 1,620 pieces of candy

QUESTION 3:

1 20 bags

B Computation with the fractions.

QUESTION 1 :

1 b

2 b

3 a

4 c

QUESTION 2 :

1 4 1

5

QUESTION 3 :

290 square inches

C Computation with decimals :

QUESTION 1 :

1 17.82

2 2.21

3 53.3

4 4.2

QUESTION2 :

- The number is 12.6

QUESTION 3 :

The total value of the 23 CDs is $ 343.85

QUESTION 4 :

The number is 7.8645

D Percents and their equivalencies

QUESTION 1 :

1 24

5 32

6 15%

5

QUESTION 2 :

He saved $ 15