Adding/Subtracting Fractions (unlike denominators)

(Choose one that is true) When you add or subtract fractions with unlike denominators you..

• Add both the numerators and denominators

• Change the denominator by picking a random number then divide

• Find the least common multiple of both denominators

• none of these are true

Tags

CCSS.7.NS.A.1C

What is the least common denominator for this problem? 3/16 + 2/4 =

• 24

• 8

• 16

• 32

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the least common denominator of 6/8 and 4/12?

• 12
• 24
• 8
• 16

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

What is the least common denominator of 1/4 and 1/3?

• 4
• 3
• 12
• 8

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

Complete the equivalent fraction.

• 6
• 9
• 15
• 23

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Complete the equivalent fraction.

• 2

• 12

• 1

• 4

Tags

CCSS.4.NF.A.1

CCSS.5.NF.B.5B

Complete the equivalent fraction.

• 2

• 4

• 6

• 12

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

• 5/6
• 1
• 1  1/6
• 8/6

Tags

CCSS.7.NS.A.1C

• 1/12
• 1
• 2/35
• 23/25

Tags

CCSS.7.NS.A.1C

Solve:

 $\frac{3}{5}-\frac{3}{10}$  

• 3/10

• 4/10

• 5/10

• 0/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2