Maths

The information collected in the form of numbers is called Data. Data is organised and represented graphically so that it becomes easy to understand and interpret. […]

The data can be arranged in a tabular form using tally marks. A pictograph represents data through pictures of objects. Interpretation of a pictograph and […]

Perimeter of a closed figure is the distance covered in one round along the boundary of the figure.  A closed figure in which all sides and […]

The word ‘variable’ means something that can vary, i.e., change. The value of a variable is not fixed. We use a variable to represent a number […]

Ratio, Proportion and Unitary Method.  The comparison of two numbers or quantities by division is known as the ratio. Symbol ‘:’ is used to denote ratio. […]

A figure is said to have line symmetry, if by folding the figure along a line, the left and right parts of it coincide exactly. The […]

A figure is said to have line symmetry, if by folding the figure along a line, the left and right parts of it coincide exactly. The […]

Representation of integers on the number line and their addition and subtraction Product of a positive integer and a negative integer is a negative integer, i.e, a […]

Two quantities x and y are said to be in direct proportion if they increase or decrease together in such a manner that the ratio of their […]

A fraction is either a proper fraction or an improper fraction.  A proper fraction is a number representing a part of a whole. This  whole may […]