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Mathematics 7 Online
OpenStudy (anonymous):

Can someone pls check my work?

OpenStudy (anonymous):

\[3\frac{ 7 }{ 10 } - (-1\frac{ 1 }{ 5 }) = (-2\frac{ 1 }{ 2 })\]

OpenStudy (anonymous):

@Jaynator495

OpenStudy (solomonzelman):

wrong

OpenStudy (solomonzelman):

\(\large\color{black}{ \displaystyle a-(-b)=a+b }\)

OpenStudy (solomonzelman):

\[3\frac{ 7 }{ 10 } - \left(-1\frac{ 1 }{ 5 }\right) = 3\frac{ 7 }{ 10 } +1\frac{ 1 }{ 5 }\]

OpenStudy (solomonzelman):

then add ...

OpenStudy (anonymous):

oh ok thank you :)

OpenStudy (anonymous):

so...

OpenStudy (solomonzelman):

Can you tell me what you get?

OpenStudy (anonymous):

\[3\frac{ 7 }{ 10 } + 1\frac{ 1 }{ 5 } = 4\frac{ 9 }{ 10 }\]

OpenStudy (solomonzelman):

Yes, that is exactly right!

OpenStudy (anonymous):

ok thank you so much :)

OpenStudy (solomonzelman):

Anytime!

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