Add & Subtract Fractions

What must you have to add and subtract fractions?

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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3/4 - 2/10 Make sure to simplify!

• 11/20

• 9/10

• 11/24

• 9/4

Tags

CCSS.7.NS.A.1C

What is the FIRST step to simplifying a fraction?

• List your multiples of each fractions

• List your factors of each fraction

• Pick a random number and divide the fraction twice

• None of these are true

4/5 + 3/8 Make sure to simplify!

• 32/40

• 1 7/40

• 2 5/7

• 1 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When you have an improper fraction what do you do to make it a mixed number?

• Divide

• Multiply

• Add

• Subtract

3/5 - 5/10 Make sure to simplify!

• 1/10

• 8/5

• 1/5

• 8/0

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/3 + 1/4 =

• 3/12

• 11/12

• 3/7

• 5/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/3 - 1/2

• 3/6

• 1/6

• 1/1

• 1 1/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/4 - 1/6 = Make sure to simplify!

• 1/2

• 10/24

• 2

• 1/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/8 + 2/3 =

• 3/11

• 3/24

• 19/24

• 13/24

Tags

CCSS.7.NS.A.1C