Visualizing and Adding Fractions

Front

What is a whole number?

Back

A whole number is a number without fractions or decimals, including zero.

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator and a denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction.

Tags

CCSS.3.NF.A.3C

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the numerator in a fraction?

Back

The numerator is the top part of a fraction that indicates how many parts are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the denominator in a fraction?

Back

The denominator is the bottom part of a fraction that indicates the total number of equal parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What happens to the numerator when adding fractions with the same denominator?

Back

The numerator is added together while the denominator remains the same.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What happens to the denominator when adding fractions with different denominators?

Back

The denominators must be made the same (common denominator) before adding.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Can fractions with different denominators be added directly?

Back

No, fractions with different denominators cannot be added directly.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.