EXERCISE 1 (C)
1. Find :
(i) – 6:2
(iv) (23)+(-23)
(vii) (-30- (-18)] = [19 +(-13)]
(ix) [400 × (-20)] = [(-250) (-8)]
(ii) 8 =(-4)
(111) (57) = -19)
(v) 17 = [(-6) + 5]
(vi) [18+ (-18)] + (-20)
Xviii) [90 + (-5)] = [(-81) = (-9)]
(x) [-155 + (-100)] = [-300 +45]
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