Olympiad Maths Trainer 4 For 4th Grade Week 2

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This probles are Olympiad Maths Trainer 4 For 4th Grade Week 2. Solve this questions. Show your working clearly. Each questions carries 4 marks.

1. Use distributive law to calculate each of the following.

(a) 42 x 34 + 58 x 34

(b) 37 x 54 + 63 x 54

(c) 156 x 32 – 56 x 32

(d) 233 x 46 – 133 x 46

2. The first three terms of a three number pattern (1, 3, 6), (2, 6, 9), and (3, 9, 12).

Find the sum of three numbers in the 100th term.

3. Find the sum of all multiples of 5 from 5 to 20.

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Answer the following 10 questions, and show your detailed solution in the space provided after each question. Each question is worth 4 points.
Time limit: 60 minutes.

1. In a mathematical competition consisting of 25 problems, 8 marks are given for each correct response, 0 marks for each incorrect response and each no response is awarded 3 marks. Tom scored 121 marks in this competition. What is the smallest number of incorrect responses he could have?

2. How many numbers less than 1000 have the product of their digits equal to 63?

3. The integers 1, 2, 3, .. , 2005 are written on the board. What is the smallest number of these integers that can be wiped off so that the product of the remaining integers ends in 8?

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Hongkong Elementary Mathematics International Contest (HEMIC)

Learning Mathematics can regularly improve the intelligence of a child. Children which have more capability in the field of Mathematics better focused to excel at the national and interntional level that is by following the international Olympic Math.

Learning Math should be done regularly and not just in time for the race course. The following I will show you the questions Mathematical Olympiad
international level, held in Hong Kong in 2007. Hopefully helpful!
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International Mathematics Competiton 2008

In this post i would like to upload a pdf file that can be used to learn for your students. This file contains math problem that is Internation Mathematics Competiton 2008 that held on Thailand 3 years ago.

This problem consist of two sections, section A and section B. Section A consist of 12 questions. Each correct answer is worth 5 points. Then, section B, 3 question. Each answer is worth 20 points.

Let’s download this file !

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