TIMO Exam Primary3

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Question 1: Find the value of 18x2+9x5+15x2

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Question 2: Find the value of 72/2+72/3+72/6-72/12-72/36

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Question 3: Find the value of 2x3x8x16x25x125

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Question 4: Find the value of 22x2222

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Question 5: Determine the result of 7x3+8x6+9x9+10x12+11x15+12x18+13x21 is an odd or even number.

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Question 6: The sum of A and B is 84. A is 6 times of B. Find the value of A.

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Question 7: Define the operation symbol a@b=(a-b)x(b-2), find the value of (8@4)

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Question 8: A 3-digit number is divided by 18 to get a remainder of 7. Find the minimum value of this 3-digit number.

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Question 9: The numbers below follow the arithmetic sequence, what is the 23rd number?

1, 7, 13, 19, 25, .....

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Question 10: What is the smallest 3-digit even number that can both be divisible by 4 and 6?

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