2/9+{-3/7} simplify - QuestionCove

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Mathematics 16 Online

OpenStudy (anonymous):

2/9+{-3/7} simplify

14 years ago

OpenStudy (saifoo.khan):

\[\frac29 - \frac37\]Take LCD = 7*9 = 63 and solve.

14 years ago

OpenStudy (anonymous):

theres this site called Mathway.com you can put all of ur problems in there

14 years ago

OpenStudy (anonymous):

Ive tried that site and I dont get correct answers from there

14 years ago

OpenStudy (anonymous):

would it be -13/63 or -0.2063

14 years ago

OpenStudy (anonymous):

Yes.

14 years ago

OpenStudy (anonymous):

thank you

14 years ago

OpenStudy (anonymous):

You can check that with a calculator, that's what I did, I inputted the original problem, got the decimal you listed, then I put in the fraction you said and it was the same decimal. So I knew it worked out.

14 years ago

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