hard Set 21 Form Exercise

5/11 ÷ 4/9 = ?

Show answer

Answer: 45/44

SubType
divide
Numerator1
5
Denominator1
11
Numerator2
4
Denominator2
9
Difficulty
hard

3/6 + 2/6 = ?

Show answer

Answer: 5/6

SubType
add
Numerator1
3
Denominator1
6
Numerator2
2
Denominator2
6
Difficulty
hard

Simplify 18/30 = ?

Show answer

Answer: 6/10

SubType
simplify
Numerator1
6
Denominator1
10
Numerator2
10
Denominator2
12
Difficulty
hard

4/10 × 2/8 = ?

Show answer

Answer: 1/10

SubType
multiply
Numerator1
4
Denominator1
10
Numerator2
2
Denominator2
8
Difficulty
hard

8/9 - 3/9 = ?

Show answer

Answer: 5/9

SubType
subtract
Numerator1
8
Denominator1
9
Numerator2
3
Denominator2
9
Difficulty
hard

4/5 - 1/13 = ?

Show answer

Answer: 47/65

SubType
subtract
Numerator1
4
Denominator1
5
Numerator2
1
Denominator2
13
Difficulty
hard

5/6 - 5/13 = ?

Show answer

Answer: 35/78

SubType
subtract
Numerator1
5
Denominator1
6
Numerator2
5
Denominator2
13
Difficulty
hard

2/3 - 5/15 = ?

Show answer

Answer: 1/3

SubType
subtract
Numerator1
2
Denominator1
3
Numerator2
5
Denominator2
15
Difficulty
hard

9/15 - 1/2 = ?

Show answer

Answer: 1/10

SubType
subtract
Numerator1
9
Denominator1
15
Numerator2
1
Denominator2
2
Difficulty
hard

10/16 ÷ 1/5 = ?

Show answer

Answer: 25/8

SubType
divide
Numerator1
10
Denominator1
16
Numerator2
1
Denominator2
5
Difficulty
hard

4/5 - 5/9 = ?

Show answer

Answer: 11/45

SubType
subtract
Numerator1
4
Denominator1
5
Numerator2
5
Denominator2
9
Difficulty
hard

4/9 × 4/16 = ?

Show answer

Answer: 1/9

SubType
multiply
Numerator1
4
Denominator1
9
Numerator2
4
Denominator2
16
Difficulty
hard

5/8 - 4/13 = ?

Show answer

Answer: 33/104

SubType
subtract
Numerator1
5
Denominator1
8
Numerator2
4
Denominator2
13
Difficulty
hard

2/4 ÷ 14/15 = ?

Show answer

Answer: 15/28

SubType
divide
Numerator1
2
Denominator1
4
Numerator2
14
Denominator2
15
Difficulty
hard

2/14 × 8/14 = ?

Show answer

Answer: 4/49

SubType
multiply
Numerator1
2
Denominator1
14
Numerator2
8
Denominator2
14
Difficulty
hard

2/11 + 1/9 = ?

Show answer

Answer: 29/99

SubType
add
Numerator1
2
Denominator1
11
Numerator2
1
Denominator2
9
Difficulty
hard

6/9 - 1/3 = ?

Show answer

Answer: 1/3

SubType
subtract
Numerator1
6
Denominator1
9
Numerator2
1
Denominator2
3
Difficulty
hard

5/9 + 2/11 = ?

Show answer

Answer: 73/99

SubType
add
Numerator1
5
Denominator1
9
Numerator2
2
Denominator2
11
Difficulty
hard

Simplify 21/27 = ?

Show answer

Answer: 7/9

SubType
simplify
Numerator1
7
Denominator1
9
Numerator2
1
Denominator2
15
Difficulty
hard

7/16 + 5/7 = ?

Show answer

Answer: 129/112

SubType
add
Numerator1
7
Denominator1
16
Numerator2
5
Denominator2
7
Difficulty
hard