give one example each to show that the rational numbers are closed under addition subtraction and multiplication give two examples in support of your answer
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Step-by-step explanation:
3/4 + 2/4 = 5/4 ( which is a rational number)
3/4 - 2/4 = 1/4 (which is a rational number)
3/4 x 2/4 = 6/8 (which is also a rational number)
Therefore , rational numbers are closed under addition, subtraction and multiplication
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