FRACTIONS

Adding Fractions

100

How do you add fractions with the same denominator?

Just add the numerators

200

3/9 + 2/9

5/9

300

5/12 + 4/12

9/12 or 3/4

400

Add the fractions:  

1/3 + 2/4

10/12 or 5/6

500

5/16 + 1/16 + 2/16

8/16 or 1/2

Subtracting Fractions

100

How do you subtract fractions with the same denominator?

You just subtract the numerators and leave the denominator

200

Subtract the fractions 3/5 - 1/5

2/5

300

Subtract the fractions 10/15 - 4/15

2/5

400

Subtract the fractions 4/2 - 4/3

4/6 or 2/3

500

3/4-1/8

5/8

Multiplying Fractions

100

1/3 x 8 

8/3 or 2 and 2/3 

200

Multiply the following:

1/2 x 1/2

1/4

300

3/4 x 11

33/4 or 8 and 1/4 

400

Multiply the fractions:

5/8 x 2/7 

10/56 or 5/28 

500

Multiply the fractions:

2/3 x 4/5

8/15

Dividing Fractions

100

1/4 divided by 5 

1/20 

200

5 divided by 1/3 

15 

300

Divide the following fractions:

1/2 divided by 8

1/16 

400

Divide the following fractions:

3/7 divided by 6/14

1

500

Divide the following fractions:

5/8 divided by 10

5/80 or 1/16

Mrs. A Trivia

100

Multiply the month Amelia was born by the date 

348

200

Multiply my age by 538. 

15,064

300

Multiply the number of students in our class by 2023. 

50,575

400

If there are 51 fifth graders at graduation and each row fits 12 students. How many rows will be needed?

5 rows

500

If Mrs A eats 1/8 of a pizza pie and Mr A eats 2/16 of the same pizza pie. What fraction of the pizza pie is left for Amelia?

pumpkin and nub