2.3 REPRESENTATION OF WHOLE NUMBERS ON NUMBER LINE
Draw a line Mark a point on it. Label it as 'o'. Mark as many points as you like on the line
at equal distance to the right of Label the points as 1,2,3,4, respectively. The distance
between any two consecutive points is the unit distance. You can go to any whole number on the
The number line for whole numbers is:
14-
2
3
6
7
8
+
4 + +
+
On the number line given above you know that the successor of any number will lie to the
richtolthat number. For example, the successor of 3 is 4.4 is greater than 3 and lies on the right
side of number 3
Now can we say that all the numbers that lie on the right of that number are greater than the
Discuss with your friends and fill the table
S.No.
Position on number line
12 lies on the right of 8
Relation between numbers
12 >8
2.
Number
12,8
12, 16
236, 210
1182,9521
10046, 10960
3
1
Addition on number line
Addition of whole numbers can be represented on number line. In the line given below, the
addition of 2 and 3 is shown as below.
6
8
+
10
Start from 2, we add 3 to two. We make 3 jumps to the right on the number line, as shown
above. We will reach at 5.
So, 235
So whenever we add two numbers we move on the number line towards right starting
From any of them
WHOLE NUMBERS
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