Adding Fractions with Unlike Denominators Quiz

What is the first step in adding fractions with unlike denominators?

• Multiply the denominators

• Find the common denominator

• Simplify the fractions

• Add the numerators

Tags

CCSS.7.NS.A.1C

How do you find a common denominator for fractions?

• Find the least common multiple

• Multiply the denominators

• Subtract one denominator from the other

• Add the denominators together

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What do you do after finding the common denominator?

• Simplify the fractions

• Multiply the fractions

• Rename the fractions with the common denominator

• Add the fractions directly

Tags

CCSS.7.NS.A.1C

What is the least common multiple of 7 and 14?

(a)  

How do you add fractions once they have the same denominator?

• Add both the numerators and denominators

• Only add the denominators

• Only add the numerators

• Multiply the numerators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

If a fraction is in its simplest form, what is its only common factor?

• 2

• The denominator

• The numerator

• 1

What is the common denominator for fractions with denominators 8 and 12?

(a)  

After renaming fractions with a common denominator, what is the next step?

• Divide the numerators

• Subtract the numerators

• Simplify the fractions

• Add the numerators

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the simplified form of 18/24?

(a)  

How do you simplify a fraction?

• Subtract the same number from both the numerator and denominator

• Add the same number to both the numerator and denominator

• Multiply the numerator and denominator by the same number

• Divide the numerator and denominator by their greatest common factor