Table of Contents
Basic Math Operations
In basic mathematics, there are many ways of saying the same thing:
|+||Addition, Add, Increase, Plus, Sum, Total|
|−||Decrease, Deduct, Difference, Less, Minus, Subtraction, Subtract, Take Away|
|×||Multiplication, Multiply, Times, Product, By, Lots Of|
|÷||Division, Divide, Goes Into, How Many Times, Quotient|
Addition is bringing two or more numbers (or things) together to make a new total. The numbers to be added together are called the “Addends”:
Subtraction is taking one number away from another. In subtraction, there are 3 words to remember.
Minuend :The number that is to be subtracted from.
Subtrahend :The number that is to be subtracted.
Difference : The result of subtracting one number from another.
So, subtraction is
Minuend − Subtrahend = Difference
Multiplication is repeated addition.
Division is splitting into equal parts or groups. It is the result of fair sharing.
Division has special words to remember.
A Fraction is part of a whole. Fraction has 2 parts, they are numerator (top) and denominator (bottom).
The numerator says how many parts we have.
The denominator says how many parts the whole is divided into.
A Decimal Number is a number that contains a Decimal Point.
A is parts per 100. The symbol of percentage is %
Average is the sum divided by the count.
How to find average?
- adding up all the values
- divide by how many values