- Squares and Square roots
For Easy Understanding, we told you about squares and square roots first, The next you will learn is Find Square Root ...
Squares and Square Roots
First learn about Squares, then Square Roots are easy.
How to Square A NumberTo square a number, just multiply it by itself ...
Example: What is 3 squared?
First learn about Squares, then Square Roots are easy.
How to Square A NumberTo square a number, just multiply it by itself ...
Example: What is 3 squared?
Squared" is often written as a little 2 like this:
This says "4 Squared equals 16"
(the little 2 says the number appears twice in multiplying)
(the little 2 says the number appears twice in multiplying)
Square Roots
A square root goes the other way:
3 squared is 9, so a square root of 9 is 3
A square root of a number is ...
... a value that can be multiplied by itself to give the original number.
A square root of 9 is ...
... 3, because when 3 is multiplied by itself we get 9.
A square root of a number is ...
... a value that can be multiplied by itself to give the original number.
A square root of 9 is ...
... 3, because when 3 is multiplied by itself we get 9.
The Square Root Symbol
This is the special symbol that means "square root", it is sort of like a tick,
and actually started hundreds of years ago as a dot with a flick upwards.
It is called the radical, and always makes mathematics look important!
This is the special symbol that means "square root", it is sort of like a tick,
and actually started hundreds of years ago as a dot with a flick upwards.
It is called the radical, and always makes mathematics look important!
We use it like this:
we would say "square root of 9 equals 3"
we would say "square root of 9 equals 3"
