Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 2 năm 2015-2016

ĐỀ THI VIOLYMPIC TOÁN TIẾNG ANH LỚP 5 VÒNG 2 NĂM 2015 - 2016

Question 1: Find equal values. (Tìm các cặp giá trị bằng nhau)

Answer: (2) = ...........; (4) = ..........; (5) = ..........; (8) = ..........; (9)= ..........; (11) = ..........; (13) = ..........; (14) = ..........; (15) = ........; (20) = .........;

Question 2:

Question 2.1: Compare 7/9 .......... 2/3 Fill in the blank with the suitable sign (>, <, =)

Fill in the blank with the suitable number.

Question 2.2: If 209/143 = (209 : n)/13 then n = .............

Question 2.3:

The correct number fill in the box is ..............

Question 2.4:

Complete the table (Write your answer in the simplest form) Rule: divide by 4/5

Answer: ............

Question 2.5:

Write the equivalent fraction of 3/8 with a denominator of 1000. Answer: 3/8 = M/1000 with M = ...............

Question 2.6:

The perimeter of the square below is ............ cm. (Simplify your answer)

Question 2.7:

The sum of two numbers is 156 and their ratio is 6/7. The smaller number is ............

Question 2.8:

Convert: 2 tons 40kg = .................kg.

Question 2.9:

The last digit of the product 11 x 22 x 33 x ..... x 99 is ............

Question 2.10:

The sum of two numbers is the greatest 4-digit number and their ratio is 1 : 2. The smaller number is ..............

Question 3:

Question 3.1: Which of the following fractions is the greatest?



A. 3/10



B. 2/5



C. 9/20



D. 7/20

Question 3.2:

The missing number is .............



A. 440



B. 420



C. 4200



D. 4400

Question 3.3:

If then m = .............



A. 5/2



B. 14/11



C. 6(3/8)



D. 77/8

Question 3.4:

The value of is ..............



A. 3/97



B. 5/97



C. 5/99



D. 33