Showing posts with label arithmetic operation. Show all posts
Showing posts with label arithmetic operation. Show all posts

Tuesday, April 23, 2013

Free 3rd Grade Math


Introduction for free 3rd grade math:

In algebra basic arithmetic operation (addition, subtraction, multiplication, and division) generally used in day to day life. In these articles we are going to discuss about free 3rd grade math. Addition (+) defined as adding the two numbers. Subtraction (-) defined as the inverse of addition.Addition is a mathematical process so as to represent combine collection of objects as one into a better collection. It is signifying by the plus sign (+). For example, there is 6 + 5 apple, 6 + 5 = 11. Subtraction is a mathematical process so as to inverse of addition. 6 – 3 apples, 6 – 3 = 3 apples (Source: Wikipedia)

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Free 3rd grade math - Addition and subtraction example problems:


Free 3rd grade math – Addition example problems:

Example 1:

Adding the given values

89775 – 16654

Solution:

89775

16654   (+)

-----------

106429

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So, the final answer is 106429

Example 2:

If there are 192 tickets in a box and Joshua puts 49 more tickets inside, how many tickets are in the box?

Solution:

If there are 192 tickets in a box and Joshua puts 49 more tickets inside,

= 192 + 49

= 241 tickets

241 tickets are in the box.

Example 3:

Evelyn has 187 apples. Marvin has 125 apples. If Marvin gives all of his apples to Evelyn, how many apples will Evelyn have?

Solution:

Evelyn has 187 apples. Marvin has 125 apples. If Marvin gives all of his apples to Evelyn,

= 187 + 125

187

125   (+)

--------

312

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312 apples will Evelyn have,

Free 3rd grade math – Subtraction example problems:


Example 1:

Subtracting the given values

67484 – 45867

Solution:

67484

45867    (-)

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21617

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So, the final answer is 21617.

Example 2:

James reading a chapter book that has 872 pages. He has already read 246 pages. How many pages does he have left to read?

Solution:

James reading a chapter book that has 872 pages. He has already read 246 pages.

872

246   (-)

----------

626

----------

626 pages does he have left to read.

Example 3:

There are 659 employees working in an office building. 368 of them are about to leave to go home. How many employees will be left in the building?

Solution:

There are 659 employees working in an office building.

368 of them are about to leave to go home.

659

368   (-)

---------

291

---------

291 employees will be left in the building.