Decimal and Fractional Numbers

Learning objectives

To know how to represent decimal numbers on a number line.
To know how to convert a decimal number to a fraction or a percentage.
To know how to operations (addition, subtraction) with the help of a number line.

The number line is a straight line that has an origin and stretches infinitly in two directions from its origin. An abscissa is a point on the number and can have a positive or negative value depending on its direction from the origin.

This animation represents values between -10 and 10.

Note: The number line expands or contracts to display decimal numbers between -10 and 10 on a maximum scale of 100 divisions.