3.NF.1 Understanding Fractions

The shape above is partitioned into what unit fraction?

• 1/ 9

• 1/ 15

• 1/ 8

• 1/ 12

Choose the fraction of the shaded figure.

• 3/ 2

• 1/ 2

• 1 whole

• 2/ 3

Choose the fraction of the shaded figure.

• 2/ 3

• 1/4

• 1/3

• 1/5

Fill in the bank.

There are two parts to a fraction. The bottom number is called the _____________________.

• denominator

• unit

• fraction

• numerator

What is the unit fraction shown by each part of Abigail’s rectangle?

• 1/8

• 2/8

• 3/8

• 1/ 6

Check the box ONLY if the model shows 1/2.

• a.

• b.

• c.

• d.

• 4/5

• 8/10

• 1/10

• 2/10

• 6/10

• 4/10

• 1/10

• 7/10

Partitioned means to

• add 5 to a number.

• divide into parts.

• multiply by a number.

• subtract a number.

Ms. Malone bought a pizza with 8 slices. She gives Azariya 3 pieces. What fraction of the pizza did Azariya get?

• 5/8

• 2/3

• 3/8

• 1/3