Question

Evaluate the following:
(i) 23 + (-5) + 3+ (-8)
(iii) {78 + (-40)} + {(-67) + (-17)}​

Answer 1

Answer:

66+98+996-777 .

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Answer 2

Explanation:

(i) 23+(-5)+3+(-8)

23 -5 + 3 - 8

23+3 -5-8

26 - 13

13

(ii) {78 + (-40)} + {(-67) + (-17)}

{78 - 40 } + {-67 - 17}

{38} + { -84 }

38-84

-46