SOLUTION: i understand how to add multiply and divide integers( neg. and pos.) numbers.However there is a whole chapter devoted to prob with par. and ive tried for hours to figure out what i

Algebra ->  Expressions -> SOLUTION: i understand how to add multiply and divide integers( neg. and pos.) numbers.However there is a whole chapter devoted to prob with par. and ive tried for hours to figure out what i      Log On


   

Question 557927: i understand how to add multiply and divide integers( neg. and pos.) numbers.However there is a whole chapter devoted to prob with par. and ive tried for hours to figure out what im doing wrong. 7+(-8)divided by 4 =. ok 7+-8=1 and four divided my one is four.. it says im wrong.. what am i doing wrong.also my key board doesnt have a division sign. Tanya
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
there is a hierarchy (order) of operations ___ does PEMDAS ring a bell?

Parentheses Exponentiation Multiplication Division Addition Subtraction

in this case, division occurs before addition
___ (-8) / 4 = -2
___ 7 + (-2) = 5

you can use the fraction line (forward slash) to show division