Studying Fractions

It is so crucial to really understand fractions before going on into the more abstract areas of mathematics.  Here students work together to model mixed numbers, using fraction pieces:

Some Fraction Math...

A typical adult heart pumps about 1/3 of a pint with every heartbeat, and pumps about 70 beats per minute (while resting)… so about how much blood would an adult heart pump in a typical day?

Can you solve this one using "mental math?" How many times does 3/4 fit into 15 6/8?

There are two small holes in a tub filled with water. If opened, one hole will empty the tub in 3 hours; the other will empty it in 6 hours. If both holes are opened at the same time, how long will it take to empty the tub?

Here's a mystery picture, fraction practice: Mystery Picture

The weather forecaster says that it is 200 C in London but
only 7/10 as hot in New York. How hot is it in New York?

Last year, Mr Murrin weighed 60 kg. This year he weighs 2/5
more. How much does Mr Murrin weigh this year?