Fill in the blanks:
(a) (-8) + ….. = 0
(b) 13 + ……. = 0
(c) 12 + (-12) = ……..
(d) (-4) + …… = -12
(e) …… - 15 = -10
(a) We have,
= - 8 + 8
= 0
(b) We have,
= 13 + (- 13)
= 13 – 13
= 0
(c) We have,
= 12 + (-12)
= 12 – 12
= 0
(d) We have,
= (- 4) + (- 8)
= - 4 – 8
= - 12
(e) We have,
= 5 – 15
= - 10