Exercise 1.2
1.Represent the following additions on a number line.
(i) 5+7:
(ii) 5+2:
(iii) 5+(-2):
(iv) 5+(-7):
Solution:
2.Compute the following.
(i) 7 + 4:
Solution:
(ii) 8 + (-3):
Solution:
(iii) 11 + 3:
Solution:
(iv) 14 + (-6):
Solution:
(v) 13 + (-15)
Solution: