1.Do the folowing operations by using numberlines

(a) -6 +8 (b) (-9) + (-3) (c) 3 x -4

2.Write down a pair of integers whose

(a) Sum is -5 (b) Difference is -9 (c) Sum is 0

3.Exercise1.3 ,QNo 1 ,2 ,3 and 5

4.Exercise 1.4 QNo 1,2,3 and 6

5.Find the complement of each of the folowing angles.

30 ,45, 80 ,35,60 and 40

6.Find the supplement of the folowing angles.

120 ,35 ,48 ,120 and 69

7.Give two examples each for linear pair of angles and vertically

opposite angles from your surroundings.

8.Exercise 5.1 QNo 3,4,5 and 6.

**Mr Gopi K.K., TGT (Maths)**