Khan Academy on a Stick
Changing a Mixed Number to an Improper Fraction
U02_L1_T2_we2 Changing a Mixed Number to an Improper Fraction
If the above player doesn't work, you can try this direct link.
U02_L1_T2_we2 Changing a Mixed Number to an Improper Fraction
If the above player doesn't work, you can try this direct link.