Find Common Denominators in Fractions

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

What number could be a common denominator for these two fractions?

• 3

• 4

• 7

• 12

This part of a fraction that tells the number of equal parts.

• Mixed Number

• Denominator

• Numerator

2 and 6 are both _____ in the fraction.

• Mixed Numbers

• Fractions

• Numerators

• Denominators

You must find the (a)   before you can add or subtract fractions with unlike denominators.

• common denominator

• common numerator

• multiple

• simplified fraction

Which fraction is larger: $rac{5}{6}$ or $rac{7}{8}$? Use a common denominator to compare.

• $\frac{5}{6}$

• $\frac{7}{8}$

Tags

DOK Level 2: Skill/Concept

CCSS.4.NF.A.2

You must find the ​ (a)   before you can add or subtract fractions with unlike denominators.

• common denominator

• common numerator

• multiple

• simplified fraction

• 6

• 12

• 8

• 7

Which fraction is larger: $\frac{5}{6}$ or $\frac{7}{8}$? Use a common denominator to compare.

• $\frac{5}{6}$

• $\frac{7}{8}$

Tags

DOK Level 2: Skill/Concept

CCSS.4.NF.A.2

Mathematical Equivalence

ON