Đề thi Violympic Toán Tiếng Anh lớp 4 năm 2015 – 2016

Exam number 1: Choose 2 consecutive cells which have the same or equal value.

Exam number 2:

Question 1: Convert 40kg = ………..g.

Question 2: Convert: 9050000g = ………….. kg.

Question 3: Multiply 95 x 100 = ……………

Question 4: Multiply: 27635 x 6 = ………….

Question 5: If x : 100 = 7200 then x = …………….

Question 6: Calculate: 7 x 3109 + 3 x 3109 = …………..

Question 7: Sophia has three $100 notes. She also has six $10 notes and ten $2 notes. How much money does she have in total?

Question 8: 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.

Question 9: Find the value of x such that x : 7 = 3152

Question 10: The sum of two numbers is 372 and their difference is 102. The smaller number is ……………….

Exam number 3:

Question 1: Multiply: 147 x 20 = …………

a. 1470                         b. 147                    c. 294               d. 2940

Question 2: Which of following is true?

a. 30dm2 = 3000cm2                       b. 5m2 = 50dm2

c. 40m2 = 4000cm2                        d. 20dm2 = 2000cm2

Question 3: Which of following is the greatest?

a. 50cm2                 b. 401cm2                    c. 4dm2 10cm2              d. 4dm2

Question 4: If z : (20 – 1) = 38 then z = ………………

a. 272                     b. 277                       c. 727                         d. 722

Question 5: Peter earns $15214 per month and Jane earns $14786 per month. How much do they earn per 10 months together?

a.$300                        b. $300000                  c. $30000             d. $3000

Đáp án đề thi Violympic Toán Tiếng Anh lớp 4 vòng 4

Exam number 1: Choose 2 consecutive cells which have the same or equal value.

(1) = (17); (2) = (8); (3) = (9); (4) = (5); (6) = (19); (7) = (18); (10) = (20); (11) = (15); (12) = (14); (13) = (16)

Exam number 2:

Question 1: 40000            Question 2: 9050                Question 3: 9500

Question 4: 165810          Question 5: 720000            Question 6: 31090

Question 7: 380               Question 8: 41                    Question 9: 22064            Question 10: 135

Exam number 3:

Question 1: d                   Question 2: d                   Question 3: c

Question 4: d                   Question 5: b