I just did -5/7 + ⅔. I got the answer -1/21. Am I correct?

Tdashroy asked Oct 5, 2023

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Tdashroy asked Oct 5, 2023

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16 votes

Hello

To solve this problem, we should add the fractions together.

Find the LCM between 7 and 3 and that would be 21

$\begin{gathered} -(5)/(7)+(2)/(3) \\ (-3(5)+7(2))/(21)=(-15+14)/(21)=-(1)/(21) \end{gathered}$

From the calculations above, the answer is -1/21

Omi answered Oct 9, 2023

by Omi

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