Question

3 1/4 + 2 1/5 =
*
1 point
5 17/40
5 9/20
5 1/2
5 2/9
Solve
43 1/2 + 40 1/3 =
*
1 point
83 2/3
84 2/3
83 5/6
83 2/5
Solve

7 3/5 + 11 4/9 =
*
1 point
19 2/45
18 1/2
18 2/45
18 1/4
Solve

5 2/5 - 2 7/10 =
*
1 point
2 3/10
3 1/10
2 2/9
2 7/10
Solve

16 - 3 1/3=
*
1 point
13 2/3
12 2/3
13 1/3
12 1/3
Solve

n + 2/3 = 5/7
*
1 point
3/21
19/21
1/21
3/14
Solve
5 5/9 = n + 4 4/9
*
1 point
1 2/9
1/9
10
1 1/9
Solve

n - 9 1/10 = 1 3/5
*
1 point
7 1/2
10 7/10
10 2/5
8 2/5
Solve

n - 2/9 = 6 5/9
*
1 point
6 5/9
5 7/9
6 7/9
6 1/3
Mike had 6 1/4 pounds of potatoes to share with his friends. He gave them 3 4/5 pounds. How many pounds of potatoes does Mike have left?
*
1 point
3 9/20
3 3/5
2 9/20
2 4/20

Answer 1

when adding fractions, use a common denominator, as in
3 1/4 + 2 1/5 = 3 5/20 + 2 4/20 = 5 9/20