Exercise 1.3

1. Visualise 2.874 on the number line, using successive magnification.

Solution:

We first start with the number: which will lie in between and .

Now, we will divide the portion between 2.8 and into equal parts.

We see that 2.874 lies between and . We divide that portion into equal parts.

We have found 2.874 on the numberline.

2. Visualise 5.28 on the number line, up to 3 decimal places.

Solution:

We first start with the number: which will lie in between and .

Now, we will divide the portion between 5.2 and into equal parts.

We see that 5.280 is same as 5.28lies between 5.280 ans 5.281.

We have found 5.280 on the numberline.