29.10.11

Fraction Division

It is important to know for real what division of fractions is. So one of the ways to do it is to start with a story question as given:
THERE IS A ROAD ¾ KM LONG. I AM PLACING TREES ON IT AT THE DISTANCE OF 1/5 KM. HOW MANY TREES CAN I PLANT ON THE ROAD? HOW MUCH OF THE ROAD WILL BE LEFTOVER? DRAW AND SHOW. TAKE 1 KM = 10 CM SCALE
Let the students use any method to get to the answer. Draw, write or simply calculate. They will pick the method that is right for them depending on their intelligence. Discuss the problem and lead it to the concept...
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