Adding with Common Denominators

Which sentence BEST explains how to add fractions?

• Two fractions are added when they have common numerators.
• Two Fractions are added only using numerators that have the same number.
• Two fractions can be added when they have common denominators
• Two fractions can be added no matter the size. 

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the answer to this equation?
 ¼ + ¾

• 1/4
• 2/4
• 3/4
• 4/4

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What color are the Big Inch Blocks that are Fourths?

• Green
• Red
• Blue
• Black

Solve this equation
   ⅝ + ⅜

• 5/8
• 6/8
• 8/8 or 1 whole
• 8/16

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Solve the equation.
2/16  + 12/16

• 14/32
• 14/16
• 18/28
• 14/8

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Solve the equation.
4/9  + 2/9

• 8/9
• 7/9
• 6/9
• 8/18

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

On Monday Joe rand 2/16 of a mile.  On Tuesday Joe rand 11/16 of a mile. 
How far did Joe run all together?

• 3/16 of a mile
• 9/16 of a mile
• 12/16 of a mile
• 13/16 of a mile