Fractions Review 4th

6 5/6 + 3 2/6

• 9 3/6

• 11 1/6

• 10 2/6

• 10 1/6

Answer explanation

To add 6 5/6 and 3 2/6, first convert to improper fractions: 41/6 + 20/6 = 61/6. Convert back to mixed number: 61/6 = 10 1/6. Thus, the correct answer is 10 1/6.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

5 3/8 - 3 7/8

• 4 1/8

• 1 4/8

• 1 1/2

• 2 1/4

Answer explanation

To subtract mixed numbers, convert them to improper fractions: 5 3/8 = 43/8 and 3 7/8 = 31/8. Then, 43/8 - 31/8 = 12/8, which simplifies to 1 4/8. Thus, the correct answers are 1 4/8 and 1 1/2.

10 2/9 - 5 6/9

(a)  

Answer explanation

To subtract mixed numbers, convert them to improper fractions. 10 2/9 becomes 92/9 and 5 6/9 becomes 51/9. Then, 92/9 - 51/9 = 41/9, which simplifies to 4 5/9. However, the answer choices indicate 0 is the correct answer, likely due to a misinterpretation.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

5 9/12 + 15 11/12

• 21 2/3

• 20 1/2

• 21 3/4

• 21 1/4

Answer explanation

To add 5 9/12 and 15 11/12, first convert to improper fractions: 5 9/12 = 69/12 and 15 11/12 = 191/12. Adding gives 260/12, which simplifies to 21 2/3. Thus, the correct answer is 21 2/3.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Match the following

• 4

• 3 - 2/4

• 6 1/4

• 2 1/2 + 3 3/4

• 2 5/8

• 6 2/3 - 2 1/3

• 5 3/10

• 5 2/8 - 2 5/8

• 2 1/4

• 4 5/10 + 1 9/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Match the following

• 2

• 5 x 1/3

• 1 2/3

• 4 x 1/2

• 1 9/11

• 3 x 2/5

• 3 1/3

• 2 x 10/11

• 6/5

• 10 x 4/12

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4A

5 x​ (a)   = 3 3/4

7 x 4/7 = ​ (b)   = ​ (c)  

• 3/4

• 1/2

• 2/3

• 5/6

• 28/7

• 24/7

• 18/7

• 4

• 4 1/7

• 3

Answer explanation

To solve for the first blank, convert 3 3/4 to an improper fraction: 15/4. Then, 5x = 15/4 gives x = 3/4. For the second part, 7 x 4/7 = 4, confirming the answer. Thus, the correct choices are 3/4, 28/7, and 4.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is equivalent to 3/7?

• 6/14

• 3/14

• 7/7

• 1/3

Answer explanation

To find an equivalent fraction, multiply both the numerator and denominator of 3/7 by the same number. Here, multiplying by 2 gives 6/14, which is equivalent to 3/7. Thus, 6/14 is the correct answer.

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

CCSS.3.NF.A.3A

• 14

• 7

• 21

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

• 20

• 10

• 5

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

CCSS.3.NF.A.3A