Fraction Adding and Subtracting Like 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.3A

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

What is 3/4 + 1/4 = ?

Mathematical Equivalence

ON

Tags

CCSS.4.NF.B.3A

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 LIKE denominators fractions: To find the numerator, you need to

• The numerator remain the same

• Cross multiply the numerators

• Multiply numerators

• Add Numerators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

2/12 + 3/12

• 5/12

• 5/24

• 6/12

• 6/144

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add 4/9 + 2/9=?

• 8/9

• 6/9

• 2/9

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D