hard Set 85 Form Exercise

1/9 ÷ 9/13 = ?

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Answer: 13/81

SubType
divide
Numerator1
1
Denominator1
9
Numerator2
9
Denominator2
13
Difficulty
hard

2/15 + 1/4 = ?

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Answer: 23/60

SubType
add
Numerator1
2
Denominator1
15
Numerator2
1
Denominator2
4
Difficulty
hard

3/13 × 4/12 = ?

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Answer: 1/13

SubType
multiply
Numerator1
3
Denominator1
13
Numerator2
4
Denominator2
12
Difficulty
hard

1/5 × 4/12 = ?

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Answer: 1/15

SubType
multiply
Numerator1
1
Denominator1
5
Numerator2
4
Denominator2
12
Difficulty
hard

6/16 × 4/12 = ?

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Answer: 1/8

SubType
multiply
Numerator1
6
Denominator1
16
Numerator2
4
Denominator2
12
Difficulty
hard

10/13 - 3/7 = ?

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Answer: 31/91

SubType
subtract
Numerator1
10
Denominator1
13
Numerator2
3
Denominator2
7
Difficulty
hard

5/8 - 1/8 = ?

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Answer: 1/2

SubType
subtract
Numerator1
5
Denominator1
8
Numerator2
1
Denominator2
8
Difficulty
hard

8/14 × 2/8 = ?

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Answer: 1/7

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

Simplify 18/48 = ?

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Answer: 6/16

SubType
simplify
Numerator1
6
Denominator1
16
Numerator2
1
Denominator2
9
Difficulty
hard

10/11 ÷ 3/10 = ?

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Answer: 100/33

SubType
divide
Numerator1
10
Denominator1
11
Numerator2
3
Denominator2
10
Difficulty
hard

3/16 × 7/15 = ?

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Answer: 7/80

SubType
multiply
Numerator1
3
Denominator1
16
Numerator2
7
Denominator2
15
Difficulty
hard

10/11 - 7/15 = ?

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Answer: 73/165

SubType
subtract
Numerator1
10
Denominator1
11
Numerator2
7
Denominator2
15
Difficulty
hard

6/7 - 1/5 = ?

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Answer: 23/35

SubType
subtract
Numerator1
6
Denominator1
7
Numerator2
1
Denominator2
5
Difficulty
hard

11/15 ÷ 8/13 = ?

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Answer: 143/120

SubType
divide
Numerator1
11
Denominator1
15
Numerator2
8
Denominator2
13
Difficulty
hard

1/2 + 7/15 = ?

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Answer: 29/30

SubType
add
Numerator1
1
Denominator1
2
Numerator2
7
Denominator2
15
Difficulty
hard

Simplify 4/8 = ?

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Answer: 1/2

SubType
simplify
Numerator1
1
Denominator1
2
Numerator2
3
Denominator2
14
Difficulty
hard

13/14 + 6/13 = ?

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Answer: 253/182

SubType
add
Numerator1
13
Denominator1
14
Numerator2
6
Denominator2
13
Difficulty
hard

Simplify 15/24 = ?

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Answer: 5/8

SubType
simplify
Numerator1
5
Denominator1
8
Numerator2
1
Denominator2
3
Difficulty
hard

6/9 ÷ 1/10 = ?

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Answer: 20/3

SubType
divide
Numerator1
6
Denominator1
9
Numerator2
1
Denominator2
10
Difficulty
hard

1/2 × 6/8 = ?

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Answer: 3/8

SubType
multiply
Numerator1
1
Denominator1
2
Numerator2
6
Denominator2
8
Difficulty
hard