Friday 16 March 2012

Addition and subtraction

Number system is the basic tool for the mathematics to solve various types of problem. In the number system we generally deal with whole numbers, natural numbers, integers and decimals values. To perform the various tasks we being free math problem solver, execute the concept of operation with them. In the concept of operation, most popular operations are addition, subtraction, multiplication and division. Addition and subtraction are the most popular operations which are performed by students of Grade IV in a very easier way.
Addition: This concept can be defined as total of two or more numbers for generating the single value. The addition can be performed with single digit numbers to multiple digit numbers. The addition operation represented by the ( + ) plus symbol. In the concept of addition, there is no boundary for the no. of digit in the value that are used in the addition. In a more specific form addition is a mathematical operation that combine the collections of values into larger collection value. Addition operation can easily be executed on rational numbers or fractional numbers. Lets show you below the process of addition:
Example: Find the total of given numbers 1234 and 4321?
Solution: now we follow the process step by step
step 1: Arrange the numbers in following manner
   1 2 3 4
+ 4 3 2 1
_________________
   5 5 5 5
step 2: In this always remember, start the process from right hand side to left hand side.

Subtraction: This operation can be define as “compare the two different values and show the difference value into the new collection. Subtraction can be represented by the ( - ) minus symbol. Like a addition, subtraction can also be performed on any number of number system. Let's show you the process of subtraction into the given example:
Example: Find the difference value of given number 456 and 123?
Solution: 4 5 6
             - 1 2 3
_______________
              3 3 3


In upcoming posts we will discuss about Multiplication and division situations and Direct, Indirect, Standard, and Non-standard Units. Visit our website for information on business studies class 12 CBSE syllabus

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