Adding and Subtracting Fractions

What is the LCD you could use to subtract ⅙ and ¼ ?

• 24

• 12

• 20

• 16

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Which fraction is equivalent to the one pictured here?

• 5/8

• 2/6

• 1/4

• 10/20

Rewrite the following fraction in simplest form

6/42

• 2/14

• 7

• 1/7

• 3/21

Add these fractions.
1/2 + 1/3 =

• 5/6
• 2/5
• 1/5
• 1

• 5/20

• 12/20

• 7/20

• 17/20

This is a bonus question. Take your time.

• 7

• 6 3/9

• 6 3/6

• 6 5/6