Add or Subtract Fractions with Denominators

Tags

CCSS.4.OA.C.5

Add

Tags

CCSS.4.NF.B.3A

The image represent an addition of:

• Like denominators fractions

• Unlike denominators Fraction

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

The image is showing process is to add unlike denominators fractions:

TRUE or FALSE

• TRUE

• FALSE

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 5/12

• 5/24

• 6/12

• 6/144

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the sum of these fractions in lowest terms?

• 7/18

• 7/9

• 12/9

• 12/81

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When Adding UNLIKE denominators fractions:

To find the denominator, you need to

• Multiply numerators

• Cross multiply the denominators

• Multiply denominators

• Add denominators

Tags

CCSS.7.NS.A.1C

When Adding LIKE denominators fractions:

To find the denominator, you need to

• The denominator remain the same

• Cross multiply the denominators

• Multiply denominator

• Add denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

The image represent an addition of:

• Like denominators fractions

• Unlike denominators Fraction

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

(Choose one that is true) When you add or subtract fractions with unlike denominators you..

• Find the greatest common factor to change your denominator

• Change the denominator by picking a random number then divide

• Find the least common multiple to change your denominator

• none of these are true

Tags

CCSS.7.NS.A.1C