Adding and Subtracting Fractions Butterfly

What is the name of the method used to add and subtract fractions with unlike denominators?

• Butterfly Method

• plus minus

• adding and subtracting

Tags

CCSS.7.NS.A.1C

What is the number called on top

• number

• denominator

• fraction

• numerator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

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

• 3

• 4

• 24

• 12

What is the first step in solving this problem? 
⅘ + ½ =

• Add the top parts of the fraction

• Rewrite the fractions in the simplest form. 

• Find a common denominator. 

• Make each fraction into an improper faction. 

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 22/5

• 6/3

• 22/15

• 6/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 22/5

• 6/3

• 22/15

• 6/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 5/12

• 5/24

• 6/12

• 6/144

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the sum of these fractions in lowest terms?

• 4/5

• 3/20

• 17/20

• 4/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve this equation using the least common denominator.
¼ + ½

• 3/4

• 2/8

• 6/4

• 6/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve.  2/3 + 7/12

• 3/5

• 9/15

• 15/12

• 5/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2