What is the value of this expression? 2/3 + (-5/7)

Neoraptor asked Feb 22, 2023

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What is the value of this expression?

2/3 + (-5/7)

Neoraptor asked Feb 22, 2023

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21 votes

$(2)/(3) + ( - (5)/(7) ) \\ = (2 * 7 - 5 * 3)/(21) \\ = (14 - 15)/(21) \\ = ( - 1)/(21)$

Answer:

( - 1)/(21)

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