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Add the rational numbers 19/5 and -10/2

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Add the rational numbers 19/5 and -10/2
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19/5+(-10/2)

Making the denominator of both the rational numbers same, so addition becomes straightforward or Taking LCM as 10

19×2/5×2 + (-10×5/2×5)

--> 38/10 + (-50/10)

--> (38-50)/10

--> (-12)/20

--> -3/5

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