Question

the addition and _________ of two rational number lead to the formation of another rational number​

Answer 1

Answer:

multiplication

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Answer 2

subtraction

Explanation:

ex :- 12. 34

_____ + ___

5. 5

12+ 34

______

5

46

__

5

this is your answer which came after this ex.

same thing will be followed in subtraction

and if the denominator is different

tan you have to take the LCM. ( LEAST COMMON MULTIPLE