Adding and Subtracting Unit Fractions

• ³/₈

• ³/₁₆

• ¹/₈

• ²/₈

Tags

CCSS.4.NF.B.3A

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

7/8 - 7/12

• 7/24

• 1/4

• 7/12

• 4/24

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is ¹⁵/₁₆ - ¹²/₁₆?

• ¹/₃

• ⁴/₁₆ or ¹/₄

• ³/₁₆

• ²/₁₆ or ¹/₈

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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

• 3

• 4

• 24

• 12

2/5 + 3/10

• 7/10

• 5/10

• 1/2

• 5/15

Tags

CCSS.4.NF.B.3A

What is the total?

• 7/12

• 7/72

• 7/6

• 9/12

Tags

CCSS.4.NF.B.3A

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When the denominators are not the same, I must find a...

• common numerator

• least common denominator

• equivalent fraction

• mixed number

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3/4  -  1/2

• 1/3

• 1/4

• 2/3

• 1/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2