Express seventy thousand, four hundred and nine in numerals.
Answer: 

Question 2:
Subtract 346 from 752.
Answer: 

Question 3:
Divide 2016×2016 by 2016. The quotient is 

Question 4:
Study the pattern.
88:8=11  
880:8=110 
8800:8= ? 
The missing number is 

Question 5:
Jack, Mary and Jacob buy ice creams. Jack buys twice as many as Mary. Jacob buys three times as many as Jack. If Jacob buys 12 ice creams then Mary buys  ice creams.
 

Question 6:
A set of five different numbers has an average of 12. If the average of four smallest numbers is 10 then the greatest number is 

Question 7:
100 hundreds + 1000 tens =  ones

Question 8:
My giant flower doubles its size every day. On Friday, it is  times as big as its was on the preceding Sunday.
 

Question 9:
Peter and John played in fifteen rounds game. In each round, the winner scored 5 points and the loser scored 2 points. At the end of the game, John’s total score was 57 points. How many rounds did Peter win?
Answer:  rounds.

Question 10:
If we write all of the whole numbers from 10 through 99 and cross out any number in which the first or second digit is divisible by 2 (for example, 41 is crossed out as 4 is divisible by 2 and 36 is crossed out as 6 is divisible by 2), how many numbers are crossed out?
Answer:  numbers.

Exam number 1                                                                                                  

Fill in the blank with the correct number

Question 1:
Divide 2016×2016 by 2016. The quotient is .....

Question 2:
Subtract 346 from 752.
Answer: ....

Question 3:
Study the pattern.
88:8=11  
880:8=110 
8800:8= ? 
The missing number is .....

Question 4:
Express seventy thousand, four hundred and nine in numerals.
Answer: .....

Question 5:
The product of 2 different natural numbers is 9. Their sum is .....

Question 6:
100 hundreds + 1000 tens = ...... ones

Question 7:
The ratio of boys to girls at a school is 5:4. If there are 255 boys at the school then how many students are there at the school? 
Answer:  ...... students.

Question 8:
If two dozen pencils cost 12 dollars then .... pencils cost 2 dollars.

Question 9:
Peter and John played in fifteen rounds game. In each round, the winner scored 5 points and the loser scored 2 points. At the end of the game, John’s total score was 57 points. How many rounds did Peter win?
Answer: ..... rounds.

Question 10:
If we write all of the whole numbers from 10 through 99 and cross out any number in which the first or second digit is divisible by 2 (for example, 41 is crossed out as 4 is divisible by 2 and 36 is crossed out as 6 is divisible by 2), how many numbers are crossed out?

Answer: ....  numbers.

Question 1: What is 1/6 of  744? Answer: 124
Question 2: Express seventy thousand, four hundred and nine in numerals. Answer: 70409 
Question 3: Study the pattern. 88:8=11   880:8=110  8800:8= ?  The missing number is 1100
Question 4: Subtract 346 from 752. Answer: 406
Question 5: The ratio of boys to girls at a school is 5:4. If there are 255 boys at the school then how many students are there at the school?  Answer: 459 students.
Question 6: The product of  2 different natural numbers is 9. Their sum is 10 
Question 7: Jack, Mary and Jacob buy ice creams. Jack buys twice as many as Mary. Jacob buys three times as many as Jack. If Jacob buys 12 ice creams then Mary buys 2 ice creams.
Question 8: My giant flower doubles its size every day. On Friday, it is 5 ( hay 10 gì đó ) times as big as its was on the preceding Sunday.
Question 9: If we write all of the whole numbers from 10 through 99 and cross out any number in which the first or second digit is divisible by 2 (for example, 41 is crossed out as 4 is divisible by 2 and 36 is crossed out as 6 is divisible by 2), how many numbers are crossed out? Answer: 65 numbers.
Question 10: It takes Bella three hours to clean a house. It takes Anna two hours to clean the house. How long would it take for them to clean it together?  Answer: 72 minutes.

Exam number 319:43

Fill in the blank with the suitable number

Question 1:
18:9=

Question 2:
63:9=

Question 3:
:9=5

Question 4:
90:9=

Question 5:
 of 45g is g

Question 6:
Anna puts 4 dollars in her piggy bank every Monday and Sunday. How many dollars will she put in nine weeks?
Answer: She will put  dollars.

Question 7:
 of 72g is 9g
The value of M is 

Question 8:
 of 54g is 9g
The value of N is 

Question 9:
When y is divided by 9, the quotient is 9 and has the remainder. If y is divisible by 5 then y=

Question 10:
When a three-digit number is divided by 9, the quotient is the smallest three-digit number and the remainder is 7. The number 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:
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 

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 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

help me !!!!!!!!!

Question 1:
Compare:   

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

Fill in the blank with the suitable number

Question 3:
The perimeter of the following rectangle in centimeter is  cm
 

Question 4:
 =  

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 sum of two consecutive odd numbers is 2016. The greater number is 

Question 8:

The value of n 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