Monday, April 15

Mathematics Four Operations

Introduction to four operations in mathematics:

In mathematics, the four basic arithmetic operations are used. They are addition, subtraction, multiplication and division. These four operations are simple method and each operation has inverse operations. The arithmetic operations are main aspects.  Now we are going to see about four operations in mathematics with examples.


Explanation for four operations in mathematics

The four basic arithmetic operations are,

Addition
Subtraction
Multiplication
Division
Addition operation in mathematics:

The addition is one type of basic operation. It is added the numbers together. The addition operation is indicated by ‘+’ symbol. For example, add the numbers 2 and 3 as 2 + 3 = 5.

Subtraction in mathematics:

Subtraction is find the difference between the two numbers. The subtraction is indicated by ‘-‘ symbol. For example, subtract the 10 and 5 as 10 – 5 = 5. In subtraction, the small number is subtracted from large number.

Multiplication in mathematics:

In four mathematics operation, the multiplication is  one method. It is multiply the one number with other number. The multiplication is indicated by ‘x’ symbol. For example, multiply the 5 and 4 as 5 x 4 = 20. We can use the multiplication table in mathematics.

Division in mathematics:

Division is one type of arithmetic operation. It is indicated by ‘÷’ symbol.For example, divide the 8 by 2 as 8/2 = 4.

Understanding Percentage Change Formula is always challenging for me but thanks to all math help websites to help me out.

More about four operations in mathematics


Example problems for mathematics four operations:

Problem 1: Do the multiplication operation with 15 and 12.

Answer:

The given numbers are 15 and 12.

15

12    x

_____

3  0

1  5

_______

1  8  0

_______

The result of multiplication is 180.

Problem 2: Add the given two numbers 45 and 50.

Answer:

The given two numbers are 45 and 50.

4 5

5 0 +

____

9 5

____

The result of addition is 95.

Exercise problems for four operations in mathematics:

1. Subtract the given numbers 60 and 43.

Answer: The result of subtraction is 17.

2. Divide the 120 by 3.

Answer: The result of division is 40.

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