Find
(a) 35 – (20)
(b) 72 – (90)
(c) (– 15) – (– 18)
(d) (–20) – (13)
(e) 23 – (– 12)
(f) (–32) – (– 40)
(a)
(b)
(c)
(additive inverse of -18)
(d)
(e)
(additive inverse of -12)
(f)
(additive inverse of -40)
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