Adding Fractions with Like Denominators

What is the first and most important rule when adding fractions?

• Both fractions must have different denominators.

• The numerators must be the same.

• The denominators must be the same.

• You must multiply the denominators.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When adding fractions with the same denominator, what should you do with the numerators?

• Subtract them

• Add them

• Multiply them

• Divide them

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

If you have fractions with different denominators, what must you do before adding them?

• Add the denominators

• Multiply the fractions

• Subtract the numerators

• Find a common denominator

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How can you visually represent the fraction 1/8?

• Divide a circle into 8 parts and shade one.

• Divide a square into 6 parts and shade one.

• Divide a square into 8 parts and shade one.

• Divide a circle into 10 parts and shade one.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What is the result of adding 1/8 and 6/8?

• 6/8

• 7/8

• 7/16

• 1/14

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What does the fraction 5/6 represent in a graphical form?

• 5 out of 6 pieces

• 5 out of 8 pieces

• 5 out of 10 pieces

• 6 out of 5 pieces

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

How do you check if a fraction is in its simplest form?

• Add the numerator and denominator

• Divide the numerator by the denominator

• Find a common factor for the numerator and denominator

• Multiply the numerator and denominator

What is the simplified form of 2/9 + 3/9?

• 5/9

• 1/2

• 6/9

• 5/18

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What should you always do after solving a fraction addition problem?

• Convert the fraction to a decimal

• Check if the answer can be simplified

• Divide the result by 2

• Multiply the result by 2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the result of adding 2/10 and 1/10?

• 3/20

• 2/10

• 3/10

• 1/5

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D