SOLUTION: I need to find the formula 4 1/5 x 10/21 x 9/20

Algebra ->  Equations -> SOLUTION: I need to find the formula 4 1/5 x 10/21 x 9/20       Log On


   

Question 298525: I need to find the formula 4 1/5 x 10/21 x 9/20
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
4 1/5 x 10/21 x 9/20
21/5*10/21*9/20
(21*10*9/5*21*20
Cancel out the 21 terms & reduce to 10/20 to 1/2
1/2*9/5=9/10 ans.