Homework Help: math

Posted by anonymous on Monday, September 10, 2007 at 7:33pm.

i just completely blanked on how to solve one of these questions: eighteen students went to the museum, but only one third saw the prehistoric exhibit. how many students saw the exhibit? i know that in this case, u could just divide 18 by 3, but what if i didn't know that? what is the actual way to solve it?

math - ~christina~, Monday, September 10, 2007 at 7:38pm
What you did was fine..

18(1/3)= 6
- math - anonymous, Monday, September 10, 2007 at 7:40pm
  i know, but i'm not sure how to solve it, like, if it were in an actual expression or if the numbers were 27 and two fifths...i can't figure out that actual expression to write out or the formula to solve it..
  - math - Ali, Monday, September 10, 2007 at 10:58pm
    Please write the expanded and word form of 2.089 as well as the fraction form
math - ~christina~, Monday, September 10, 2007 at 7:42pm
same way..
27(2/5)=

just multiply the fraction by the number your multiplying it by.
That is a formula in itself.

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