Decompose Unit fractions

Decompose

Adding

Subtracting

Word problems

100

What is a Unit fraction?

A fraction that has a 1 in the numerator

100

Decompose the fraction.

5/6

Various answers. All correct if the numerator adds to 5 and the denominator says 6.

100

Add the following two fractions.

1/5 + 3/5

4/5

100

Subtract the following fractions.

5/6 - 2/6

3/6

100

Todd ran 3/10 of a mile and Jack ran 8/10 of a mile. How much longer did Jack run than Todd.

5/10

200

Decompose the following fraction into unit fractions.

3/4

1/4 + 1/4 + 1/4

200

Decompose the following fraction.

7/8

Multiple correct answers.

200

Add the following.

3/9 + 5/9

8/9

200

Subtract the following.6/10- 2/10

4/10

200

At Nasa, 5/8 of the staff are male and 3/8 pf the staff are female. How many more male employees are there than female.

5/8-3/8=2/8

300

Decompose the following fraction into unit fractions.

6/8

1/8 + 1/8 + 1/8 + 1/8 + 1/8 + 1/8

300

Decompose the following fraction.

5/8

300

Add the following

3/4 +2/4

5/4

300

Subtract the following.

9/4 - 3/4

6/4

300

Sara ate 5/8 of the pizza and Dan ate 2/8 of the pizza. How much of the pizza is left over.

1/8

400

Decompose the following fraction into unit fractions.

9/12

1/12 + 1/12 + 1/12 + 1/12 + 1/12 + 1/12 + 1/12 + 1/12 + 1/12

400

Decompose the following fraction.

8/3

Multiple correct answers

400

Add the following.

5/6 +4/6

9/6

400

Subtract the following.

3 4/5 - 1 2/5

2 2/5

400

The zoo is open for 4/10 of a day on Friday and 9/10 of the day of Saturday. How much total time is the zoo open on the weekend.

13/10

500

Decompose the following fraction into unit fractions. 9/4

1/4 + 1/4 + 1/4 + 1/4 + 1/4 + 1/4 + 1/4 + 1/4 + 1/4

500

Decompose the following fraction.

5 3/4

Multiple correct answers

500

Add the following.

1 2/4 + 1 1/4

2 3/4

500

Subtract the following.

5 2/6 - 2 1/6

3 1/6

500

At the aquarium the staff is feeding the fish. in the morning the fish get fed 2/10 of a ton. At lunch they get fed 1/10 more than in the morning. At night they get fed double what they get fed at lunch. How much do the fish get fed at night. (hint: Multiple steps)

6/10