Rational Fraction Operations

Is this a correct answer?

• Yes, the student correctly added.

• No, you cannot add unlike denominators

• No, 5 + 7 is not 12

• No, 2 + 3 is not 5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Complete the equivalent fraction.

• 6

• 9

• 15

• 23

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Convert into an improper fraction.

• 28/7

• 29/4

• 29/7

• 7/1

Tags

CCSS.3.NF.A.3C

Solve:
½ + ⅖

• 9/10

• 1/2

• 5/10

• 4/10

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

1/4 + 5/8

• 2/8

• 6/12

• 3/4

• 7/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

¹/₄  ÷  ²/₅

• ⁵/₈

• 2/20

• ¹/₁₀

• ³/₉

Tags

CCSS.6.NS.A.1

What is the quotient of these fractions in lowest terms?

• 6/40

• 6/10

• 3/5

• 12/20

Tags

CCSS.6.NS.A.1

What is the least common denominator you could use to subtract 1/3 and 1/4?

• 3

• 4

• 24

• 12

8/9 - 1/3 = 

• 7/6

• 5/9

• 2/3

• 8/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

4/5 - 1/20 = 

• 0

• 20/15

• 3/15

• 15/20

Tags

CCSS.7.NS.A.1C