Video

Dividing a whole number by a fraction (Full video)

Khan Academy
Supporting grades: 6

Description: Sal uses a tape diagram to divide a whole number by a fraction. Let's see if we can figure out what 4 divided by 2/3 is, and like always, pause this video, and see if you can figure it out on your own. Well, one way to approach it is to realize that this is the same thing as 4 times the reciprocal of 2/3. So 4 over 1 times 3/2, and we've multiplied fractions before.

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