Show:
Grandma got run over by a reindeer
Jingle Bell Jingle Bell Rock
I saw mommy kissing Santa Claus
All I want for Christmas is YOU!!!!
Rudolph the Red Nose Reindeer
100

Decompose 

3/5

1/5+1/5+1/5

or other ways

100

Add the fractions


2/6+1/6

3/6

100

Subtract the fractions


3/8-1/8

2/8

100

Add the fractions


3/5+1/4

17/20

100

Subtract the fractions

2/3-1/5

7/15

200

Decompose

4/8

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

200

Add the fractions

5/12+3/12

8/12

200

Subtract the fractions


7/10-3/10

4/10

200

Add the fractions

2/6+1/8

11/24

200

Subtract the fractions

6/7-3/4


3/28

300

Decompose

2/3

1/3+1/3

300

Add the fractions


6/14+3/14+1/14

10/14

300

Subtract the fractions

12/15-5/15

7/15

300

Add the fractions

4/6+3/5

38/30

300

Subtract the fractions

4/5-3/4

1/20

400

Decompose

5/15

1/15+1/15+1/15+1/15+1/15

400

Add the fractions

5/8+6/8

11/8

400

Subtract the fractions


13/20-6/20

7/20

400

Add the fractions

1/5+1/7

12/35

400

Subtract the fractions

3/10-1/5

1/10

500

Decompose

2/4

1/4+1/4

500

Add the fractions

45/57+3/57+6/57

54/57

500

Subtract the fractions

100/300-56/300

44/300

500

Add the fractions


3/7+2/6

32/42

500

Subtract the fractions


3/6-4/9

1/18