WILL FAN AND MEDAL

Jerome has 1/4 of groups video games at his house. Mario has 2/5 of the groups video games at his house. What fraction of the groups video games is either at Jeromes house or Marios house?
also plz explain when u find the answer

Question

WILL FAN AND MEDAL

Jerome has 1/4 of groups video games at his house. Mario has 2/5 of the groups video games at his house. What fraction of the groups video games is either at Jeromes house or Marios house?
also plz explain when u find the answer

anonymous · Answer

HELP PLZ

anonymous · Answer

1           4.          1
----  x    ----  =.  ------
 4.          5           5
 You have to multiply in order to know how many video games was in their houses. If you subtract it then you would have got the wiring answer.

anonymous · Answer

I meant:

1.        4.          1
             ----- x. -----  =. -------
               4.         5.        5

anonymous · Answer

THANK YOU SO MUCH

anonymous · Answer

$$1-\frac{1}{4}-\frac{2}{5}=\frac{7}{20} $$

anonymous · Answer

I have another question 
Rebecca had 9/10 of a yard of ribbon. Then she gave 7/20 of yard to a friend. How much does she have left explain