Properties of Square Numbers

In a school Ramu friends divided into four groups. Each of the group takes the number of buttons and make different kinds of squares with them. The second group took $12$ buttons.

There are _____ buttons in each column.

In a school Ramu friends divided into four groups. Each of the group takes the number of buttons and make different kinds of squares with them. The second group took $12$ buttons.

There are _____ buttons in each row.

The value of ${\left(997\right)}^2$ is

What is the value of ${101}^2-{100}^2$?

What will be the number of zeros in the square of $400$?

Write five numbers which you can decide by looking at their units digit that they are not square numbers.

The sum of the first $n$ odd numbers is equal to _____.

Square numbers can have only _____ number of zeros at their end.

Using properties of squares, find the values of the following.

${150}^2-{149}^2$

Using properties of squares, find the values of the following.

${121}^2-{120}^2$

Using properties of squares, find the values of the following.

${100}^2-{99}^2$

Using properties of squares, find the values of the following.

${45}^2-{44}^2$

Which of the following is a perfect square?

$38, 96, 21, 245, 900$

The value of ${\left(81\right)}^2-{\left(80\right)}^2$ is

Square of even number is always

$64$ is a perfect square of 

The least number which should be added to $157$ to make it a perfect square is _____.

Find the greatest number of two digits which is a perfect square.

Evaluate :

${\left(2000\right)}^2-(1999{)}^2$

Evaluate :

${\left(1001\right)}^2-(1000{)}^2$