math fraction problem

Question

Rory spends 1/5 hour cleaning the table, 3/10 hour washing dishes, and 4/5 hour reading a book. how many hour does she spend doing all these activities?

Answer 1

Add the fractions by making all the denominators the same.

1/5+3/10+4/5

2/10+3/10+8/10=13/10

13/10=1 3/10 hours