Exam number 2: Fill in the blank with the suitable number

Question 1: Find x such that x + 34 = 99

Question 2: Write the missing number in the blank

Question 3: Calculate: 123 + 456

Question 4: Write in numbers "Nine hundred and twenty – two"

Question 5: Each box has 12 color pencils. How many pencils are in 3 of these boxes?

Question 6: Two apples weight 100 gram. Then ten apples weight ....gram.

Question 7: Write the missing number in the blank

Question 8: Write the missing number in the blank

Question 9: There are 56 students lining up in rows, there 7 students in each row. How many rows are there?

Question 10: The perimeter of rectangle ABCD is 20cm and the length of segment AB is 6cm. What is the length of segment BC?

Exam number 1: Fill in the blank with the suitable number Question 1: The expression is equal to .............. Đáp án của bạn Question 2: What number should be placed in the box to make? Đề thi Violympic Toán Tiếng Anh lớp 4 vòng 9 năm 2015 - 2016 Answer: ........... Đáp án của bạn Question 3: What is the remainder when 65870 is divided by 8? Answer: .............. Đáp án của bạn Question 4: Mya has 10000 dollars in bills of 40 dollars.How many 40 dollars- bills does she have? Answer: ............... 40 dollars- bills. Đáp án của bạn Question 5: A large box of candies and a small box of candies together cost 13 dollars. If the large box costs 5 dollars more than the small box, what is the price of the small box of candies? Answer: ............. dollars. Đáp án của bạn Question 6: Six students had an orange eating contest. The graph shows the number of oranges eaten by each student. Mary ate the fewest oranges and Jack ate the greatest. How many more oranges did Jack eat than Mary? Đề thi Violympic Toán Tiếng Anh lớp 4 vòng 9 năm 2015 - 2016 Answer: ............. oranges. Đáp án của bạn Question 7: The numbers from 1 to 1000 are written. How many of these numbers have at least two digits 5? Answer: .............. numbers. Đáp án của bạn Question 8: Five students do an exam with a maximum score of 50. The scores of four of the students are 41, 44, 46 and 49. The average of five students’ scores is the same as the score of the fifth student. The score of the fifth student is ............. Đáp án của bạn Question 9: Five years ago, Sarah was 7 years old. Two years later, she will be ............. years old. Đáp án của bạn Question 10: A fraction is equal to . The sum of its denominator and its numerator is 91. What is the difference between the denominator and numerator of this fraction? Answer: .............. Đáp án của bạn Exam number 2: Đi tìm kho báu Question 1: Nick has 3/5 of a dollar and Emma has 3/10 of a dollar. Together they have …………. a. $6/10 b. $8/10 c. $9/10 d. $15/10 Question 2: The value of 1/12 : 1/8 = …………. (Write your answer by fraction in the simplest form) Đáp án của bạn Question 3: The symbol Đề thi violympic toán tiếng anh lớp 4 vòng 9 is evaluated as 4 x 7 – 3 x 6 = 10. If Đề thi violympic toán tiếng anh lớp 4 vòng 9is evaluated as 29 then the number that should be replaced in the question mark is …………… Đáp án của bạn Question 4: The are of a rectangular garden is 36m2. Its has a length of 9m. Its perimeter, in metres, is …………….. Đáp án của bạn Question 5: Last year, Bob’s age is divided by 7. This year, his age is divisible by 5. In how many years will Bob be 27 years old? Answer: ……….. years. Đáp án của bạn Exam number 3: Cóc vàng tài ba Question 1: The value of 40 + 60000 + 500 + 30 is …………. a. 65070 b. 65430 c. 60570 d. 60543 Question 2: The average of the numbers 21, 23, 25 and 27 is ………………. a. 22 b. 23 c. 24 d. 26 Question 3: The perimeter of a rectangular is 3 times its length. If the perimeter is 120cm, the area of the rectangle is ………… a. 3200cm b. 800cm c. 800cm2 d. 3200cm2 Question 4: Which number should be replace the blank: Đề thi violympic toán tiếng anh lớp 4 vòng 9 a. 32 b. 96 c. 48 d. 24 Question 5: Sophia plants ten trees every three minutes. If she continues planting at the same rate, how long will it take she to plant 250 trees? a. 5/4 h b. 25h c. 3/4 h d. 75h Question 6: Anna scored 325 points during the badminton season. If her average point was 13 per game, how many games did she play? a. 25 b. 13 c. 26 d. 14 Question 7: If a machine produces 90 items in one minute, how many items would it produce in 20 second? a. 180 b. 20 c. 30 d. 60 Question 8: The digits 1, 2, 3, 4, 5 and 6 are each placed in one of the boxes so that the resulting product is correct. If each of the six digits is used exactly once, the digit represented by’?” is …………. Đề thi violympic toán tiếng anh lớp 4 vòng 9 a. 6 b. 2 c. 3 d. 4 Question 9: The average of five different natural numbers is 4. If the different between the largest and smallest of these numbers is as large as possible, what is the average of the other three numbers? a. 5 b. 2 c. 3 d. 6

giúp mình với mai mình kiểm tra rồi ( nhớ giải thích cách làm nhé )

Fill in the blank with the suitable sign (>; =;<)

Question 1:
Compare: 3kg 50g  3500g

Question 2:
Compare: A =  and B = 
Answer: A  B

Fill in the blank with the suitable number

Question 3:
Calculate:  
(Write your answer in the simplest form)

Question 4:
Divide:  
(Write your answer in the simplest form)

Question 5:
 =  

Question 6:
The sum of denominator and numerator of a fraction is 91 and the fraction is equal to . The denominator of the fraction is 

Question 7:
The cost of eight spoons is 4 dollars. How much do 6 spoons cost?

Answer: 6 spoons cost  dollars.

Question 8:
6km 32m = …m
The missing number is 

Question 9:
In the following figure, ABED and BCFE are square. If the perimeter of the rectangle ACFD is 54cm then its area is  
 

Question 10:
The sum of the page number of the last 3 pages of a book is 369. What is the last page number?
Answer: The last page number is 

Fill in the blank with the suitable number

Question 1:
Complete the table 
(Write your answer in the simplest form)

Answer: 

Question 2:
The denominator of the fraction  is 

Question 3:

The correct number fill in the box is 

Question 4:
Convert: kg = g

Question 5:
The sum of two numbers is 156 and their ratio is . The smaller number is 

Question 6:
Calculate:  
(Write answer in the simplest form)

Question 7:
The cost of 6 flowers is 8 dollars. How much does Mrs. Emily pay for 9 flowers? 
 Answer: She pays  dollars.

Question 8:

The correct number fill in the blank is 

Question 9:
The least common denominator of two fractions  and  is 

Question 10:
A square of side 8cm has the same perimeter as a rectangle. If the ratio of the width of the rectangle to its length is 1:3 then its area is  

Fill in the blank with the suitable sign (>; =;<)

Question 1:
Compare: 3kg 50g  3500g

Question 2:
Compare: A =  and B = 
Answer: A  B

Fill in the blank with the suitable number

Question 3:
 =  

Question 4:
The perimeter of the following rectangle in centimeter is  cm
 

Question 5:
Convert: m = mm

Question 6:
6km 32m = …m
The missing number is 

Question 7:
How many natural numbers are not greater than 2005? 
Answer: There are  numbers.

Question 8:
The cost of eight spoons is 4 dollars. How much do 6 spoons cost?

Answer: 6 spoons cost  dollars.

Question 9:
The sum of the page number of the last 3 pages of a book is 369. What is the last page number?
Answer: The last page number is 

Question 10:
Calculate:  
(Write your answer in the simplest form)

Exam number 3

Fill in the blank with the suitable number

Question 1:
The sum of two numbers is 98 and their difference is 24. The greater number is 

Question 2:
Fill missing number in the blank
41165+23042=23042+

Question 3:
Fill missing number in the blank 
(32514+16257)+23459=+(16257+23459)

Question 4:
Calculate: 91625 – 27356= 

Question 5:
If a square has one side’s length is 12cm then its perimeter is cm

Question 6:
If the perimeter of a square is 104m then its one side’s length is m

Question 7:
Find x such that x+24360=41256
Answer: x=

Question 8:
Find y such that y – 12358=18031 
Answer: y=

Question 9:
Find the value of n such that 
Answer: n=

Question 10:
Find the value of b such that 
Answer: b=

Exam number 2

Fill in the blank with the suitable number

Question 1
Find the value of 
Answer: ........

Question 2
Fill missing number in the blank
54723+........=27849+54723

Question 3:
Fill missing number in the blank
41165+23042=23042+.........

Question 4:
Calculate: 4159+2615+421=.........

Question 5:
Find x such that x+24360=41256
Answer: x=........

Question 6:
If the perimeter of a square is 104m then its one side’s length is : ........ m

Question 7:
If a square has one side’s length is 12cm then its perimeter is : ........ cm

Question 8:
Find y such that y – 12358=18031 
Answer: y=............

Question 9:
The perimeter of a rectangle is 36cm and its length is 6cm more than its width. Its area is : ........

Question 10:
Find the value of b such that b5 x 5 = 75
Answer: b=.........

Exam number 219:12

Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)

Question 1:
Given .
Find the value of "" such that its degree is equal to 4.
Answer: The value of "" is 

Question 2:
The value of  with  is 

Question 3:
Given . 
The degree of  is 

Question 4:
Given .
The degree of  is 

Question 5:
Given .
The value of  is 

Question 6:

In this figure, if the length of the line segment  is an even number.
Then   .

Question 7:
Given .
The value of  

Question 8:
The value of  with  is 

Question 9:
Given  with .
Then the minimum of  is 

Question 10:
The minimum value of  is 

Fill in the blank with the suitable number
Question 1:
Fill missing number in the blank
41165+23042=23042+
Question 2:
Fill missing number in the blank
54723+
=27849+54723
Question 3:
Calculate: 4159+2615+421=
Question 4:
The sum of two numbers is 98 and their difference is 24. The greater number is 
Question 5:
If a square has one side’s length is 12cm then its perimeter is 
cm
Question 6:
Find the value of 2356+a-b for a=1482, b=3105
Answer: 
Question 7:
Think of a number that if you add 720 to it the answer will be 1427. The number is 
Question 8:
If the perimeter of a square is 104m then its one side’s length is 
m
Question 9:
I am an even 2-digit number. The sum of my tens digit and my ones digit is 11 and their difference is 5. Who am I?
Answer: 
Question 10:
The perimeter of a rectangle is 72cm and its length is 12cm more than its width. Its length is 
cm