Posted by jan on .
show how to simplify before you multiply
3 1/2 x 2 2/7
4445456743+38067738476=
change both mixed fractions to "improper" fractions
3 1/2 x 2 2/7
= 7/2 x 16/7
=8 (after you cancel)

math 
Ricky,
15/28 45/84