medium Set 81 Form Exercise

1/12 ÷ 5/12 = ?

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Answer: 1/5

SubType
divide
Numerator1
1
Denominator1
12
Numerator2
5
Denominator2
12
Difficulty
medium

3/5 - 4/10 = ?

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Answer: 1/5

SubType
subtract
Numerator1
3
Denominator1
5
Numerator2
4
Denominator2
10
Difficulty
medium

1/3 - 2/8 = ?

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Answer: 1/12

SubType
subtract
Numerator1
1
Denominator1
3
Numerator2
2
Denominator2
8
Difficulty
medium

1/9 + 3/12 = ?

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Answer: 13/36

SubType
add
Numerator1
1
Denominator1
9
Numerator2
3
Denominator2
12
Difficulty
medium

1/9 + 5/6 = ?

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Answer: 17/18

SubType
add
Numerator1
1
Denominator1
9
Numerator2
5
Denominator2
6
Difficulty
medium

6/8 - 3/9 = ?

Show answer

Answer: 5/12

SubType
subtract
Numerator1
6
Denominator1
8
Numerator2
3
Denominator2
9
Difficulty
medium

10/12 + 1/2 = ?

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Answer: 4/3

SubType
add
Numerator1
10
Denominator1
12
Numerator2
1
Denominator2
2
Difficulty
medium

Simplify 21/36 = ?

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Answer: 7/12

SubType
simplify
Numerator1
7
Denominator1
12
Numerator2
9
Denominator2
12
Difficulty
medium

3/7 × 1/5 = ?

Show answer

Answer: 3/35

SubType
multiply
Numerator1
3
Denominator1
7
Numerator2
1
Denominator2
5
Difficulty
medium

2/6 ÷ 2/12 = ?

Show answer

Answer: 2

SubType
divide
Numerator1
2
Denominator1
6
Numerator2
2
Denominator2
12
Difficulty
medium

5/7 - 6/9 = ?

Show answer

Answer: 1/21

SubType
subtract
Numerator1
5
Denominator1
7
Numerator2
6
Denominator2
9
Difficulty
medium

2/3 + 4/5 = ?

Show answer

Answer: 22/15

SubType
add
Numerator1
2
Denominator1
3
Numerator2
4
Denominator2
5
Difficulty
medium

11/12 - 1/2 = ?

Show answer

Answer: 5/12

SubType
subtract
Numerator1
11
Denominator1
12
Numerator2
1
Denominator2
2
Difficulty
medium

3/5 - 3/5 = ?

SubType
subtract
Numerator1
3
Denominator1
5
Numerator2
3
Denominator2
5
Difficulty
medium

5/6 - 1/5 = ?

Show answer

Answer: 19/30

SubType
subtract
Numerator1
5
Denominator1
6
Numerator2
1
Denominator2
5
Difficulty
medium

1/11 ÷ 2/3 = ?

Show answer

Answer: 3/22

SubType
divide
Numerator1
1
Denominator1
11
Numerator2
2
Denominator2
3
Difficulty
medium

1/5 + 4/12 = ?

Show answer

Answer: 8/15

SubType
add
Numerator1
1
Denominator1
5
Numerator2
4
Denominator2
12
Difficulty
medium

Simplify 24/36 = ?

Show answer

Answer: 8/12

SubType
simplify
Numerator1
8
Denominator1
12
Numerator2
2
Denominator2
5
Difficulty
medium

3/5 - 1/2 = ?

Show answer

Answer: 1/10

SubType
subtract
Numerator1
3
Denominator1
5
Numerator2
1
Denominator2
2
Difficulty
medium

3/12 ÷ 2/3 = ?

Show answer

Answer: 3/8

SubType
divide
Numerator1
3
Denominator1
12
Numerator2
2
Denominator2
3
Difficulty
medium