Add Fractions Common Denominator

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.7.NS.A.1C

Q1. What is the fraction of 3/8?

• A) 3/8

• B) 3/16

• C) 1/8

• D) 2/8

Tags

CCSS.4.NF.B.3A

Add these fractions:  2/6 + 3/6
Make sure your answer is in the simplest form.

• 4/6

• 3/6

• 5/6

• 6/6

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add these fractions:  1/6 + 3/6
Make sure your answer is in the simplest form.

• 4/6

• 5/6

• 2/3

• 1/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the least common denominator for 3 and 4?

• 6

• 4

• 3

• 12

What is the least common denominator for 7 and 2?

• 12

• 14

• 7

• 6

2/8 + 1/8 + 3/8

• 5/8

• 6/8

• 7/8

• 8/8

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

I should use LCM (least common multiple) when trying to find a common denominator.

• true

• false

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

• common numerator

• common denominator

• equivalent fraction

• mixed number

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When adding or subtracting fractions, I NEVER add or subtract the...

• numerators

• denominators

• mixed numbers

• equivalent fractions

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D