Đề thi Olympic Toán Tiếng Anh lớp 4 vòng 4

Vong 4 Exam number 1 Đi tìm kho báu Question 1 2 minutes 30 seconds = seconds Question 2 Calculate 3512 + 4231 = Question 3 The value of 6132 + 1584 is Question 4 Subtract 7000 4325 = Question 5 Find[.]

Question 3:

How many years are in 3 century? 

Answer: There are  years

Question 4:

There are  days in May

Question 5:

Emily write down how many kilometers she walked each day

How many kilometers did she walk on Sunday? 

What time does the clock shown?

Find the value of 2356 + a - b for a = 1482, b = 3105

When N is divided by 12, the remainder is 9.

When N is divided by 6, the remainder is

One pack of pencils has 11 pencils Two other packs have 15 pencils each. 

The total number of pencils in these three packs is pencils

The average of 57 and M is 43 The value of M is

John forgot the number of people at volleyball game He

remembers that the number had a digit 5 in the tens place Which

of following number could John be thinking of?

Exam number 1: Fill in the blank with the suitable number (Note: write decimal number with "the comma" between number part and fraction part Ex: 0,5)

What could you add to 35 to make 60?

Answer: This number is

Question 4:

A girl can play 66 notes every minute on average She can

play notes in 20 minutes

The pages of a book are numbered consecutively from 1 through

120 There are digits are there in this numbering

Exam number 2: Choose 2 consecutive cells which have the same or equal value (Tìm cặp bằng nhau)

A football team has $140 to buy balls Once ball costs $8 What is the

largest number of balls the team can buy?

in one year?

Answer: She reads books

Question 2:

Four boxes of chocolate candies are equivalent to eight hundred candies The number of candies is the same for all boxes How many candies are in each box?

Answer: There are candies in each box

Question 10:

If 324/483 = 108/x then the value of x is

Exam number 2: Help the Miners to go through the maze

by answering questions to reach the destination (Đi tìm kho báu)

She paid $80 and had $5 left.

How many products on type 1 did she buy?

Sara's car weighs 41/6 tons and Anna's car weighs 3 tons Which

of the following statements is true?

 a Anna's car weighs 25/6 tons more than Sara's car

 b Sara's car weighs 25/6 tons more than Anna's car

 c Anna's car weighs 23/6 tons more than Sara's car

 d Sara's car weighs 23/6 tons more than Anna's car

Question 5:

The sum of odd numbers from 823 to 2015 is

Three oranges are weighted in pairs and these weights are 400; 412; and 424 gram What is the weight of the lightest orange?Answer: The weight of the lightest orange is gram.

Question 6:

The area of a rectangle increased by 57cm2 when each side

increases by 3cm The perimeter of the origial rectangle

Question 9:

In the equation: N x U x (M + B + E + R) = 33, six letters are 6 distinct digits from 0 to 9 What is the greatest possible value of the number NUMBER?

Answer:

Question 10:

The sum of the digits of all 2-digit numbers is

Exam number 2: Choose the most suitable answer in 4 available answers (Cóc vàng tài ba)

Which of the following is the number 2,003,047?

 a Two million, three thousand, fourty seven

 b Two million, thirty thousand, four seven

 c Two million, three thousand, four seven

 d Two million, thirty thousand, fourty seven

Find the value of B = 2016 x 20152015 - 2015 x 20162015

Answer: The value of B is

The product of 2 natural numbers is 2015 Find the smallest

possible sum of these two numbers?

Answer: The smallest possible sum of these numbers is

needs hours to complete this work by himself

 a 18

 b 40

Answer: A chain with 40 such links is

How many triangles in the following figure?

Answer: There are triangles

How many days are there in September?

Answer: There are days

Bella goes to the zoo She makes a table of the number of animals

at the zoo (see the table below)

How many monkeys and birds are there?

Answer:

Question 8:

Calculate: 9876 : 6 x 6 =

Question 9:

How many right angles are there?

Answer: There are right angles

Question 10:

There are 48 strawberries in 6 bags How many strawberries are there in 9 bags? 

Answer: There are strawberries in 9 bags

Exam number 2: Choose the most suitable answer in 4 available answers.

Emma is 14 years old Her sister's age is 11 years more than her age How old is Emma's sister? 

Answer: Emma's sister is years old

Today is Thursday, December 17.

Which day of the week is the day before yesterday?