Compose & Decompose Fractions
TEK 3.3D
The standard says...
compose and decompose a fraction a/b with a numerator greater than zero and less than or equal to b as a sum of parts 1/b
The Big Idea...
Fractions can be broken apart (and put back together) into unit fractions.
Resources to Help
Math Mentor Text - Full House by Dayle Ann Dodds
Miss Bloom runs the Strawberry Inn, and she loves visitors. All through the day she welcomes a cast of hilarious characters until all the rooms are taken. It’s a full house! But in the middle of the night, Miss Bloom senses that something is amiss — and sure enough, the guests are all downstairs eating dessert. Readers will be inspired to do the math and discover that one delicious cake divided by five hungry guests and one doting hostess equals a perfect midnight snack at the Strawberry Inn. Piece of cake!