# Download Math Problem Solving for Elementary Schools

Now, we will post my math problem and solving for students in elementary schools. This file may use for exercise in school or learn with your parents. Many students who have difficulties in learning mathematics but they give up so easily. Actually, the students can learn and find practice questions related to Mathematics. One of them on this blog.

All problems is for students in grade 5 and grade 6.

Download Math Problem Solving for elementary schools?

# Exercise: Volume For Primary Schools

Find the volume of the following prisms.

**Answer:**

# Definition of Least Common Multiple (LCM)

**Definition:**

A multiple of a number is the product of the number and another whole number. Factors and multiples are closely related.

For example, 9 is a factor of 90, so 90 is a multiple of 9.

**Denition: **

The least common multiple or lcm of two or more numbers is the lowest number that is a multiple of each of the numbers. One method of nding the least common multiple involves listing the multiples of each number until you nd the rst number that is a multiple of both.

**Example Find the least common multiple of 6 and 8.**

The first few multiples of 6 are 6 12 18 24 30 36 42 48…

The first few multiples of 8 are 8 16 24 32 40 48 56 64…

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# Greatest Common Divisor

Find the greatest common divisor of the following numbers using factor trees.

**1) 420 and 168**

# Marbles

I keep the marbles in 9 boxes each one as much, if I take all the marbles of the 6 boxes and distributed as much to each of two others, the contents of boxes, each grew 10 marbles. How much my marbles?

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