Adding Fractions with Denominator 10 and 100

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the denominator in a fraction represent?

Back

The denominator indicates how many equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the numerator in a fraction represent?

Back

The numerator shows how many parts of the whole are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add fractions with the same denominator?

Back

Add the numerators together and keep the same denominator.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you add fractions with different denominators?

Back

Convert them to have a common denominator, then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the common denominator for 10 and 100?

Back

The common denominator is 100.

Front

Convert 2/10 to a fraction with a denominator of 100.

Back

2/10 = 20/100.

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

What is 20/100 + 43/100?

Back

63/100.

Tags

CCSS.4.NF.C.5

Front

What is 7/10 + 14/100?

Back

84/100.

Tags

CCSS.4.NF.C.5

Front

Convert 7/10 to a fraction with a denominator of 100.

Back

7/10 = 70/100.

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1