Question

3. Evaluate the following.
(a) (+215) + 560
(b) (415) - (-99) + 65
(d) (+65) + 71 -25 - (-31) (e) 35+ (-25) - 15 – (+22)
(c) (-71)-(-100) + 200


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Answer 1

Answer:

Step-by-step explanation:

(a)  (+215 ) + 560

    215 + 560

= 775

(b) (415)- (-99) +65

= 415 + 99 +65

= 579

(c) (-71)(-100) + 200

- 71 -100 + 200

-171 + 200

371

(d) (+65) + 71 - 25 - (-31)

136 - 25 + 31

167 - 25

142

(e)  35 + (-25) -15 - (+22)

35 - 25 -15 - 22

35 -40 -22

35 - 62

27