Q. 60
Compute each of the following:
(a) 30 + (–25) + (–10)
(b) (–20) + (–5)
(c) 70 + (–20) + (–30)
(d) –50 + (–60) + 50
(e) 1 + (–2) + (– 3) + (– 4)
(f) 0 + (– 5) + (– 2)
(g) 0 – (–6) – (+6)
(h) 0 – 2 – (–2)
Answer :
(a) -5
(b) -25
(c) 20
(d) -60
-50 and 50 are additive inverse of each other, i.e. their sum is zero.
(e) -8
(f) -7
(g) 0
(h) 0
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