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Mathematics 11 Online
OpenStudy (anonymous):

help fan and medal Evaluate. 2.3+3.7-2 / 27.5-4*5.625

OpenStudy (k_lynn):

Do you know what Pemdas is?

OpenStudy (anonymous):

yep

OpenStudy (k_lynn):

Ok. What you're gonna do is apply that rule to both sides of the division sign.

OpenStudy (k_lynn):

\[\frac{ 2.3+3.7-2 }{ 27-4\times5.625 }\]

OpenStudy (k_lynn):

Use PEMDAS for the top and for the bottom then divide

OpenStudy (anonymous):

-4.5

OpenStudy (k_lynn):

Not quite, how did you get that answer?

OpenStudy (k_lynn):

or what did you get for the top and for the bottom

OpenStudy (k_lynn):

So for the top, you would add before you subtract.

OpenStudy (anonymous):

-1.125

OpenStudy (k_lynn):

No, not that. I'm not quite sure how you're getting that answer. |dw:1453912309942:dw|

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