Tuesday, 30 October 2012

Multiplication and Division

Mixed operation involving with Multiplication and Division.

Step1:  Gather the data given

Step2:  Identify the answer needed

Step3:  Decide on the correct operation

Step4:  Do the operations within brackets first

Step5:  Do the (x) and ( ÷ ) operations from Left to Right


Example:

Monday, 15 October 2012

The Four Basic Maths Operations

Addition
Addition is commutative
the order does not matter

3+ 2 = 5    and    2 + 3 = 5



Subtraction
The order does matter
5 - 3 = 2   but     3 - 4 = - 1

Multiplication

Multiplication is commutative
the order does not matter

3 x 4 = 12      and    4 x 3 = 12



Division
The order does matter
10 ÷  2 = 5      but   2 ÷ 10 = 1 / 5