Adding and Subtracting Fractions with Same Denominator

In adding or subtracting similar fractions, what should you do in their denominators?

• Add or subtract

• Copy

• Find their LCD

• None of these

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the last step in adding or subtracting fractions?

• Find their LCD

• Add or subtract the whole number

• Copy the denominator

• Simplify

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

8  2/4 - 3  2/3=
Simplify/Reduce if needed.

• 5  2/12

• 4  5/6

• 11  1/6

• 8  2/3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What do you call the number above the fraction bar?

• denominator

• numerator

• terminator

• devisor

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

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

What must you do first in order to add or subtract fractions with unlike denominators?

• add the numerators

• add the denominators

• find a common denominator

• find a common numerator

Tags

CCSS.7.NS.A.1C

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Once I have completed adding or subtracting fractions, I should always ____________ if possible.

• make equivalent fractions

• add again

• simplify

• multiply

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2