Adding Fractions and LCM Problems

The video tutorial explains how to add fractions with different denominators using a melon illustration. It demonstrates the process of finding the least common multiple (KPK) to make denominators the same, allowing for the addition of fractions. The video includes example problems to reinforce the concept and concludes with a call to action for viewers to like and subscribe.

What fraction of melon does Benny bring?

• 1/2

• 1/8

• 1/4

• 1/3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the first step in adding fractions with different denominators?

• Subtract the fractions

• Multiply the fractions

• Find the LCM of the denominators

• Add the numerators

What is the LCM of 8 and 2 in the melon problem?

• 4

• 8

• 16

• 12

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

How do you convert 1/2 to have a denominator of 8?

• Multiply by 4

• Multiply by 2

• Multiply by 8

• Multiply by 6

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the sum of 1/8 and 4/8?

• 9/8

• 5/8

• 3/8

• 7/8

What is the LCM of 5 and 4 in the example problem?

• 20

• 15

• 10

• 25

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

How do you convert 2/5 to have a denominator of 20?

• Multiply by 2

• Multiply by 3

• Multiply by 5

• Multiply by 4

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the result of adding 8/20 and 5/20?

• 13/20

• 12/20

• 10/20

• 15/20

What is the LCM of 3 and 5 in the second example problem?

• 10

• 12

• 15

• 18

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is the result of adding 10/15 and 3/15?

• 14/15

• 13/15

• 12/15

• 11/15

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D