Sum of Unit Fractions

Front

What is a unit fraction?

Back

A unit fraction is a fraction that has 1 as its numerator and a positive integer as its denominator, such as 1/2, 1/3, or 1/4.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

How can you represent 1/2 as a sum of unit fractions?

Back

1/2 can be represented as 1/4 + 1/4.

Tags

CCSS.4.NF.B.3A

Front

What is the sum of 1/4 + 1/4?

Back

The sum of 1/4 + 1/4 is 1/2.

Tags

CCSS.4.NF.B.3A

Front

How do you convert a fraction like 3/4 into a sum of unit fractions?

Back

3/4 can be expressed as 1/4 + 1/4 + 1/4.

Tags

CCSS.4.NF.B.3B

Front

What is the result of adding 1/8 four times?

Back

1/8 + 1/8 + 1/8 + 1/8 equals 4/8, which simplifies to 1/2.

Tags

CCSS.5.NF.B.5B

Front

If a shaded area represents 1/4 of a whole, how can it be expressed?

Back

The shaded area can be expressed as 1/4.

Tags

CCSS.3.G.A.2

Front

What is the relationship between unit fractions and their sums?

Back

The sum of unit fractions can represent a larger fraction, and multiple unit fractions can be added together to equal a specific value.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

Can you give an example of a sum of unit fractions that equals 1?

Back

An example is 1/2 + 1/2 = 1.

Tags

CCSS.4.NF.B.3A

Front

What is the unit fraction for 1/5?

Back

The unit fraction for 1/5 is 1/5 itself.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How can you express 2/3 as a sum of unit fractions?

Back

2/3 can be expressed as 1/3 + 1/3.

Tags

CCSS.4.NF.B.3B