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Add the rational numbers $− 5 9$ and $23$ . The answer is:

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29

19

49

59

answer is B.

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Detailed Solution

Given 2 rational numbers

− 5 9

and

23

.
L.C.M of 9 and 3 = 27.
Making the denominator 27 of both rational numbers,

= − 5 × 3 9 × 3 and 2 × 9 3 × 9 = − 15 27 and 1827

Now adding both,

= − 15 27 + 1827 = − 15 + 18 27 = 327 = 19

The answer is

19

.
Hence, option 2 is correct.

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