Answer :

3/11 - (-6/11) in the lowest term would be 9/11 because you change the sign to adding so 3/11 plus 6/11 (The negative turns into a positive) so then 6+3 equals 9 when you add you keep the denominators the same therefore the answer is 9/11. Hope this helps :)
iGreen
[tex]\sf\dfrac{3}{11}-(-\dfrac{6}{11})[/tex]

Two negatives equals a positive:

[tex]\sf\dfrac{3}{11}+\dfrac{6}{11}[/tex]

Add the numerators and keep the denominator:

[tex]\sf\dfrac{9}{11}[/tex]