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प्रश्न
Add, the pair of rational numbers, given below, and show that their addition (sum) is also a rational number
`6/11 "and" (-9)/11`
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उत्तर
`6/11 + ((-9)/11)`
(Denominators are same `therefore` LCM = 11)
`(6-9)/11 = (-3)/11`
Which is a rational number
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