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Mathematics 13 Online
OpenStudy (anonymous):

Evaluate the expression 9(-5/8)+7(1/4)÷8

OpenStudy (anonymous):

orders of operations do you know what they are?

OpenStudy (anonymous):

is it the parentheses first then exponents, multiply, divide, subtract? I'm not sure???=(

OpenStudy (anonymous):

yes you are right than add and subtract left to right. so in this problem what needs to be done?

OpenStudy (anonymous):

I'm just taking a wild guess first multiply 9*-5/8

OpenStudy (anonymous):

yes are you right, although which gets done first?

OpenStudy (anonymous):

let me work on it and see if I can get the correct answer.

OpenStudy (anonymous):

okay if you get stuck ask me for help..

OpenStudy (anonymous):

okay I got -31/8, I don't think that is the correct answer...

OpenStudy (anonymous):

just check for me that the problem is written right.

OpenStudy (anonymous):

the correct answer was -31/64 lol, thanks anyway. =)

OpenStudy (anonymous):

good job

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