A number line is an image of a graduated straight and horizontal line wherein numbers are composed. A number composed on the left-hand side of the number line is lesser and number composed on the right-hand side of the number line is greater.
Operations on a number line
⇒ Addition – Example, -First, locate on the number line. Then moving places to the right will give .
⇒ Subtraction – Example, -First, locate on the number line. Then moving places to the left will give .
⇒ Multiplication- Example, -Start from and skip places to the right times.
Division – Example, – Start from and subtract for a number of times till is reached. The number of times is subtracted gives the quotient.