Show:
Adding Same Denominators
Subtracting Same Denominators
Adding Different Denominators
Subtracting Different Denominators
Mixed Bag
100
What is 1/4 + 2/4
3/4
100
What is 19/12 - 10/12
9/12
100
What is 1/2 + 1/4
3/4
100
What is 1/2 - 1/4
1/4
100
What is 2/3 - 5/12
3/12
200
What is 8/11 + 3/11
12/11 or 1 & 1/11
200
What is 22/40 - 13/40
9/40
200
What is 2/3 + 1/9
7/9
200
What is 3/4 - 4/12
5/12
200
What is 2/3 + 2/6
6/6 or 1
300
What is 25/103 + 36/103
61/103
300
What is 63/65 - 7/65
56/65
300
What is 3/4 + 4/12
13/12 or 1 1/12
300
What is 2/9 - 3/36
5/36
300
What is 3/4 + 4/12
13/12 or 1 1/12
400
What is 68/220 + 78/220
146/220 or 73/110
400
What is 78/120 - 29/120
49/120
400
What is 5/6 + 1/18
16/18
400
What is 3/33 - 4/132
8/132
400
What is 5/15 + 10/30
20/30 or 2/3
500
What is 87/150 + 14/150
101/150
500
What is 368/500 - 239/500
129/500
500
What is 2/14 + 12/56
20/56
500
What is 4/48 - 26/144
12/144 or 1/12
500
What is 15/2000 - 12/4000
18/4000