Adding and Subtracting Fractions

What is the sum of these fractions?

• 4/5
• 3/20
• 17/20
• 4/20

Tags

CCSS.7.NS.A.1C

• 14/16
• 7/8
• 8/7
• 4/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the Least Common Denominator of 1/5 + 2/10

• 5
• 10
• 50
• 15

Sally ran 1/3 of a mile and swam 5/6 of a mile. In simplest form, how much farther did she swim than she ran?

• 1/2
• 5/18
• 4/3
• 3/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Robert made a fruit salad with 11/12 of a pound of melon and 1/6 of a pound of berries. How many pounds of fruit did Robert use in all?

• 1 1/12
• 3/4
• 2/3
• 1 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is ¹/₈ + ⁵/₈?

• 1
• ⁶/₁₆ or ³/₈
• ⁶/₈ or ³/₄
• ²/₄ or ¹/₂

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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

 $\frac{1}{5}\ and\ \frac{5}{6}$  What number could be a common denominator for these two fractions:

• 30

• 11

• 6

• 12

What must you have to in order to add and subtract fractions?

• common numerators

• Different numerators

• common denominators

• different denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

 $\frac{8}{9}\ -\ \frac{1}{3}\ =\$  

•  $\frac{7}{6}$  

•  $\frac{5}{9}$  

•  $\frac{2}{3}$  

•  $\frac{8}{27}$  

Tags

CCSS.7.NS.A.1C