Decompose
What does it mean to decompose a fraction?
To separate parts of a whole.
30/100 - 2/10
1/10
2/12 x 3
1/2
1 - 2/8
3/4
Jaime has a brownie pan that holds 12 brownies. She fills 4/12 of the pan with chocolate chip batter. Then she fills 6/12 of the pan with fudge batter. What is the fraction of the pan is filled?
5/6
True or False. There is only one way to decompose a fraction.
False
2 and 1/3 + 1 and 1/3
3 and 2/3
3 x 4/6
2
6/10 + 8/10
Paul bought 4 sub sandwiches. Each sandwich had one-fifth pound of roast beef. How much was used for all of the sandwiches?
4/5 of a pound
Explain how you would decompose 3/5.
1/5 + 1/5 + 1/5
2 and 5/6 - 1 and 2/3
1 and 1/6
2 x 1/3
2
2/6 x 4
1 and 1/3
Catherine walks five-tenths of a mile to school each morning. How far does she walk all together in 5 days?
2 and 1/2 mile
Explain how you would decompose 5/10
1/10 + 1/10 + 1/10 + 1/10 + 1/10
1 and 5/12 - 7/12
5/6
One serving of candy is 2/8 of the whole bag. John ate 3 servings after dinner. What fraction of the bag did he eat?
3/4
2/6 x 8
2 and 2/3
Stephanie walked three-eighths of a mile. Melody walked 2 times this distance. How far did Melody walk?
3/4 of a mile.
Explain 3 different ways you can decompose 6/8.
3/8 + 3/8
4/8 + 2/8
5/8 + 1/8
2/3 + 3/4
1 and 5/12
Aaron ran 4/10 of a mile. Jessica ran 4 times this distance. How far did Jessica run?
1 and 3/5 of a mile
4/5 x 8
6 and 1/4
Catherine and her friends used 1 and 1/8 cups of flour to make cupcakes and another 2 and 5/8 cups of flour to make a small cake. How many cups of flour did they use altogether?
3 and 3/4 cup of flour.