Fraction Foundations

Equivalent Fractions

100

Make an equivalent fraction by multiplying.

4/6 = ____/12

8/12

200

Make an equivalent fraction by multiplying.

6/8 = 18/____

18/24

300

Make an equivalent fraction by multiplying.

1/3 = ____/21

7/21

400

Make an equivalent fraction by dividing.

3/9 = ____/3

1/3

500

Make an equivalent fraction by dividing.

8/20 = 2/____

2/5

Simplest Form

100

Write the fraction in simplest form.

**Hint: use common factors

12/16 = ____

3/4

200

Write the fraction in simplest form.

**Hint: use common factors

14/28 = ____

1/2

300

Tell whether the fraction is in simplest form. If not, write it in simplest form.

**Hint: use common factors

4/8: ____ ____

No, 1/2

400

Tell whether the fraction is in simplest form. If not, write it in simplest form.

**Hint: use common factors

4/8: ____

Yes

500

Tell whether the fraction is in simplest form. If not, write it in simplest form.

**Hint: use common factors

8/32: ____ ____

No, 1/4

Comparing Fractions

100

Compare the fractions using >, <, or =.

4/5 ____ 3/5

4/5 > 3/5

200

Compare the fractions using >, <, or =.

5/8 ____ 5/10

5/8 > 5/10

300

Compare the fractions using >, <, or =.

6/8 ____ 7/8

6/8 < 7/8

400

Compare the fractions using >, <, or =.

10/11 ____ 10/12

10/11 > 10/12

500

Compare the fractions using >, <, or =.

2/7 ____ 4/5

**Hint: you can always draw a model.

2/7 < 4/5

Benchmark Fractions

100

Compare the fraction to 1/2 using >, <, or =.

2/8 _____ 1/2

2/8 < 1/2

200

Compare the fraction to 1/2 using >, <, or =.

5/6 _____ 1/2

5/6 > 1/2

300

Use the benchmark fraction 1/2 to compare the fractions using >, <, or =.

4/6 _____ 3/8

4/6 > 3/8

400

Use the benchmark fraction 1/2 to compare the fractions using >, <, or =.

3/8 _____ 4/7 

3/8 < 4/7

500

Use the benchmark fraction 1/2 to compare the fractions using >, <, or =.

5/10 _____ 6/9

5/10 < 6/9

Least Common Multiple (LCM)

100

Find the LCM of the pair of numbers:

LCM of 3 and 4: _________

LCM of 3 and 4: 12

200

Find the LCM of the pair of numbers:

LCM of 3 and 6: _________

LCM of 3 and 6: 6

300

Find the LCM of the pair of numbers. Then use the LCM to make equivalent fractions. Compare using >, <, or =.

LCM of 4 and 6: _________

1/4 ____ 2/6

LCM of 4 and 6: 12

3/12 < 4/12

400

Find the LCM of the pair of numbers. Then use the LCM to make equivalent fractions. Compare using >, <, or =.

LCM of 3 and 8: _________

2/3 ____ 6/8

LCM of 3 and 8: 24

16/24 < 18/24

500

Find the LCM of the pair of numbers. Then use the LCM to make equivalent fractions. Compare using >, <, or =.

LCM of _____ and _____: _________

3/4 ____ 5/7

LCM of 4 and 7: 28

21/28 > 20/28