SOLUTION: Thomas is training for a 10 km race. On monday he ran 4 2/5km on thursday he ran 5 3/8km and on sunday 5 1/2km. How many kilometres did he run?

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Question 899460: Thomas is training for a 10 km race.
On monday he ran 4 2/5km on thursday he ran 5 3/8km and on sunday 5 1/2km.
How many kilometres did he run?
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
Convert each to an improper fraction.
22/5, 43/8, 11/2
Get common denominator of 40.
176/40 , 215/40, 220/40
176%2F40+%2B+215%2F40+%2B+220%2F40+=+611%2F40
Convert back to a mixed fraction.
611 divided by 40 gives 15 with a remainder of 11.
So the final answer is 1511%2F40