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(-3/8) + (1/7) = (1/7) + (-3/8) is an example to show that(a) addition of rational numbers is commutative.(b) rational numbers are closed under addition.(c) addition of rational number is associative.(d) rational numbers are distributive under addition. |
Answer» (a) addition of rational numbers is commutative. The arrangement of above rational numbers is in the form of Commutative law of addition [a + b=b + a] |
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