Wednesday, October 5, 2011

cornell notes summary 10/05/11

today we had a do now the problems were 3 5/9- 4 7/8  and it = -1  23/72 but i got it wrong so yeah :( but i did get #2 right becuase all of the toutoring training i have been practicing a lot so i got that right but i use it in a long way not a short way but all i care is that i get it right i don't care about the shorter way as long as i get it right im good :) we also did some notes i think it was called SF but i don't really know what it means but Mr. sudovsky told us that they are 8 ways to write an equation for example would be 3/9= 5/x the 8 ways to write it would be 1)3/9=5/x 
2)9/3=x/5
3)5/x=3/9
4)x/5=9/3
5)x/9=5/3
6)9/x=3/3-
7)5/3=x/9
8) 3/5=x/9
those are some ways to do that problems only 8 ways 
like there are two rectangles  one small one and one big one  the little one has its length as 5 and its width as 
then there is the big rectangle the length would be X and the width would be 9 so then we make an equation like B/B= A/A so then the X would be the letter B on the denominator and then the 9 would go on the numerator B then 5 would be the denominator A and the 3 would be the numerator A. The reason its A and B is becuase the small rectangle is rectangle A and the big rectangle is rectangle B.   ;D :)


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