Free Printable Fractions (add, subtract)

1.

In a fraction, the top number is called the ___________.

a)

denominator

b)

numerator

2.

In a fraction, the bottom number is called the __________.

a)

numerator

b)

denominator

3.

Identify the factors in the following expression:

4 x 5 = 20

a)

4 and 20

b)

5 and 20

c)

4 and 5

4.

Choose the list with all the factors of 10.

a)

1,2,3,4,5,6,7,8,9,10

b)

5,10,15,20,25,30

c)

1,2,5,10

d)

10,20,30,40,

5.

What is the Greatest Common Factor GCF of 4 and 6?

a)

2

b)

3

c)

4

d)

6

6.

What is the Greatest Common Factor GCF of 20 and 30?

a)

5

b)

2

c)

10

d)

20

7.

Choose the correct list of the first five multiples of 6.

a)

6, 12, 18, 32, 36

b)

6, 14, 22, 28, 34

c)

6, 12, 18, 24, 32

d)

1, 6, 12, 18, 24

8.

What is the least common multiple LCM of 3 and 20?

a)

60

b)

40

c)

20

d)

3

9.

What is the least common multiple LCM of 6 and 8?

a)

6

b)

8

c)

48

d)

24

10.

What must you have to add and subtract fractions?

a)

Common numerators

b)

Different numerators

c)

Different denominators

d)

Common denominators

11.

Solve:

\frac{3}{8}

+

\frac{2}{8}

a)

5/8

b)

1/8

c)

5/16

12.

$\frac{6}{12}\ -\ \frac{3}{12}$

a)

9/12

b)

3/12

c)

8/12

13.

$\frac{5}{6\ }+\ \frac{1}{6}$

a)

6/12

b)

6/6 or 1

14.

$\frac{5}{10}\ -\ \frac{3}{10}$

a)

8/10

b)

2/10

c)

8/20

15.

$\frac{2}{5}\ +\ \frac{3}{10}$

a)

7/10

b)

5/10

c)

1/2

d)

5/15

16.

$\frac{8}{9\ }-\ \frac{1}{3}$

a)

7/6

b)

5/9

c)

2/3

d)

7/9

17.

$\frac{2}{3}\ +\ \frac{1}{2}$

a)

6/7

b)

2/6

c)

3/5

d)

7/6

18.

$\frac{9}{20}\ -\frac{1}{4}\$

Subtract . Write the difference in simplest form.

a)

1/2

b)

8/16

c)

4/20

d)

1/5

19.

$\frac{53}{5}$ Change from Improper to mixed

a)

11 ^2/5

b)

9 ^2/5

c)

10 ^3/5

d)

8 ^4/5

20.

$\frac{11}{9}$ Change from improper to mixed

a)

1 ^2/9

b)

1 ^3/9

c)

2 ^5/9

d)

1 ^4/9

21.

$6\frac{2}{5}$ Change from mixed to improper

a)

5/32

b)

5/30

c)

30/2

d)

32/5

22.

$2\frac{4}{7}$ Change from mixed to improper

a)

18/7

b)

7/18

c)

14/4

d)

17/7

23.

$\frac{6}{12}$ Simplify

a)

2

b)

1/2

c)

2/6

d)

6/6

24.

$\frac{6}{9}$ Simplify

a)

2/3

b)

2/4

c)

3/3

d)

2

25.

$\frac{15}{20}$ Simplify

a)

5/10

b)

3/4

c)

2/3

d)

1/5

Fractions (add, subtract)

Total questions: 25

Worksheet time: 4hrs 10mins

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