Finding Fractions of a Group

The video tutorial explains how to find parts of a group using unit fractions. It covers the concept of unit fractions, using examples like Dave's and Bob's flowers to illustrate how to divide a total into equal groups based on the denominator and count groups based on the numerator. The tutorial also discusses equivalent fractions and compares different scenarios to determine outcomes. The lesson concludes with a summary and a preview of the next topic on word problem solving.

What does the denominator in a fraction tell us?

• The total number of groups

• The number of groups to count

• The number of items in each group

• The total number of items

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

If Dave bought 12 flowers and 1/4 of them are red, how many red flowers are there?

• 3

• 4

• 1

• 12

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is 1/5 of 10?

• 2

• 10

• 1

• 5

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What are equivalent fractions?

• Fractions that represent the same value

• Fractions that add up to 1

• Fractions with the same numerator

• Fractions with different denominators

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

If there are 14 items and the fraction is 1/7, how many items are in one group?

• 2

• 7

• 14

• 1

Tags

CCSS.5.NF.B.3

How do you verify the correctness of a division operation using fractions?

• By multiplication

• By subtraction

• By addition

• By division

Tags

CCSS.7.EE.B.3

What is 1/6 of 18?

• 1

• 3

• 18

• 6

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Who planted more bulbs, Dave or Emma, if Dave planted 1/5 and Emma planted 1/4 of 20 bulbs?

• Emma

• Dave

• Both planted the same

• Neither planted any bulbs

Tags

CCSS.5.NF.B.5A

How many bulbs are left to be planted if 20 were initially available and 9 have been planted?

• 9

• 11

• 20

• 10

Tags

CCSS.2.OA.A.1

What does a unit fraction represent?

• A fraction with denominator of 1

• A fraction with numerator of 1

• A fraction with denominator greater than 1

• A fraction with numerator greater than 1

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A