## Fraction Subtraction - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

See some of our other supported math practice problems.

### Complexity=3, Mode=simple

Subtract each pair of fractions and simplify the result.
1.
 23
-
 13
2.
 22
-
 23

### Complexity=4, Mode=simple

Subtract each pair of fractions and simplify the result.
1.
 13
-
 13
2.
 33
-
 34

### Complexity=6, Mode=simple

Subtract each pair of fractions and simplify the result.
1.
 26
-
 14
2.
 23
-
 14

### Complexity=3, Mode=improper

Subtract each pair of fractions and simplify the result.
1.
 32
-
 12
2.
 23
-
 23

### Complexity=5, Mode=improper

Subtract each pair of fractions and simplify the result.
1.
 45
-
 13
2.
 54
-
 54

### Complexity=7, Mode=improper

Subtract each pair of fractions and simplify the result.
1.
 43
-
 56
2.
 64
-
 65

### Complexity=3, Mode=mixed

Subtract each pair of fractions and simplify the result.
1.
 3 23
-
 1 23
2.
 1 13
-
 13

### Complexity=6, Mode=mixed

Subtract each pair of fractions and simplify the result.
1.
 3 45
-
 1 45
2.
 2 26
-
 1 35

### Complexity=10, Mode=mixed

Subtract each pair of fractions and simplify the result.
1.
 3 69
-
 3 610
2.
 2 410
-
 2 39

### Complexity=12, Mode=mixed-imp

Subtract each pair of fractions and simplify the result.
1.
 3 108
-
 1 36
2.
 104
-
 26

### Complexity=20, Mode=mixed-imp

Subtract each pair of fractions and simplify the result.
1.
 2 114
-
 3 1816
2.
 144
-
 920

### Complexity=50, Mode=mixed-imp

Subtract each pair of fractions and simplify the result.
1.
 2 4732
-
 3 344
2.
 3 132
-
 1 3921

### Complexity=3, Mode=simple

Subtract each pair of fractions and simplify the result.
1
 23
-
 13
Solution
Subtract the fractions to get this:
 13
2
 22
-
 23
Solution
Simplify fractions
1 -
 23
The LCD is 3
Adjust the denominators to get this:
 33
-
 23
Subtract the fractions to get this:
 13

### Complexity=4, Mode=simple

Subtract each pair of fractions and simplify the result.
1
 13
-
 13
Solution
Subtract the fractions to get this:
0
2
 33
-
 34
Solution
Simplify fractions
1 -
 34
The LCD is 4
Adjust the denominators to get this:
 44
-
 34
Subtract the fractions to get this:
 14

### Complexity=6, Mode=simple

Subtract each pair of fractions and simplify the result.
1
 26
-
 14
Solution
Simplify fractions
 13
-
 14
The LCD is 12
Adjust the denominators to get this:
 412
-
 312
Subtract the fractions to get this:
 112
2
 23
-
 14
Solution
The LCD is 12
Adjust the denominators to get this:
 812
-
 312
Subtract the fractions to get this:
 512

### Complexity=3, Mode=improper

Subtract each pair of fractions and simplify the result.
1
 32
-
 12
Solution
Subtract the fractions to get this:
 22
Now simplify to get this:
1
2
 23
-
 23
Solution
Subtract the fractions to get this:
0

### Complexity=5, Mode=improper

Subtract each pair of fractions and simplify the result.
1
 45
-
 13
Solution
The LCD is 15
Adjust the denominators to get this:
 1215
-
 515
Subtract the fractions to get this:
 715
2
 54
-
 54
Solution
Subtract the fractions to get this:
0

### Complexity=7, Mode=improper

Subtract each pair of fractions and simplify the result.
1
 43
-
 56
Solution
Simplify fractions
 1 13
-
 56
The LCD is 6
Adjust the denominators to get this:
 1 26
-
 56
Numerator 5 > 2, so we must borrow a whole number
 86
-
 56
Subtract the fractions to get this:
 36
Now simplify to get this:
 12
2
 64
-
 65
Solution
Simplify fractions
 1 12
-
 1 15
The LCD is 10
Adjust the denominators to get this:
 1 510
-
 1 210
Subtract the fractions to get this:
 310

### Complexity=3, Mode=mixed

Subtract each pair of fractions and simplify the result.
1
 3 23
-
 1 23
Solution
Subtract the fractions to get this:
2
2
 1 13
-
 13
Solution
Subtract the fractions to get this:
1

### Complexity=6, Mode=mixed

Subtract each pair of fractions and simplify the result.
1
 3 45
-
 1 45
Solution
Subtract the fractions to get this:
2
2
 2 26
-
 1 35
Solution
Simplify fractions
 2 13
-
 1 35
The LCD is 15
Adjust the denominators to get this:
 2 515
-
 1 915
Numerator 9 > 5, so we must borrow a whole number
 1 2015
-
 1 915
Subtract the fractions to get this:
 1115

### Complexity=10, Mode=mixed

Subtract each pair of fractions and simplify the result.
1
 3 69
-
 3 610
Solution
Simplify fractions
 3 23
-
 3 35
The LCD is 15
Adjust the denominators to get this:
 3 1015
-
 3 915
Subtract the fractions to get this:
 115
2
 2 410
-
 2 39
Solution
Simplify fractions
 2 25
-
 2 13
The LCD is 15
Adjust the denominators to get this:
 2 615
-
 2 515
Subtract the fractions to get this:
 115

### Complexity=12, Mode=mixed-imp

Subtract each pair of fractions and simplify the result.
1
 3 108
-
 1 36
Solution
Simplify fractions
 4 14
-
 1 12
The LCD is 4
Adjust the denominators to get this:
 4 14
-
 1 24
Numerator 2 > 1, so we must borrow a whole number
 3 54
-
 1 24
Subtract the fractions to get this:
 2 34
2
 104
-
 26
Solution
Simplify fractions
 2 12
-
 13
The LCD is 6
Adjust the denominators to get this:
 2 36
-
 26
Subtract the fractions to get this:
 2 16

### Complexity=20, Mode=mixed-imp

Subtract each pair of fractions and simplify the result.
1
 2 114
-
 3 1816
Solution
Simplify fractions
 4 34
-
 4 18
The LCD is 8
Adjust the denominators to get this:
 4 68
-
 4 18
Subtract the fractions to get this:
 58
2
 144
-
 920
Solution
Simplify fractions
 3 12
-
 920
The LCD is 20
Adjust the denominators to get this:
 3 1020
-
 920
Subtract the fractions to get this:
 3 120

### Complexity=50, Mode=mixed-imp

Subtract each pair of fractions and simplify the result.
1
 2 4732
-
 3 344
Solution
Simplify fractions
 3 1532
-
 3 344
The LCD is 352
Adjust the denominators to get this:
 3 165352
-
 3 24352
Subtract the fractions to get this:
 141352
2
 3 132
-
 1 3921
Solution
Simplify fractions
 3 132
-
 2 67
The LCD is 224
Adjust the denominators to get this:
 3 7224
-
 2 192224
Numerator 192 > 7, so we must borrow a whole number
 2 231224
-
 2 192224
Subtract the fractions to get this:
 39224