Mastering Negative Fractions and Mixed Numbers

The video tutorial reviews the rules for multiplying and dividing integers, emphasizing the importance of sign rules. It then transitions to multiplying fractions, highlighting the steps of cross canceling, multiplying numerators, and denominators. The tutorial also covers handling mixed numbers and demonstrates multiplying multiple fractions simultaneously, stressing the efficiency of cross simplifying.

What is the result of multiplying two integers with different signs?

• Undefined

• Zero

• Negative

• Positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Which property of multiplication states that changing the order of the factors does not change the product?

• Identity Property

• Distributive Property

• Associative Property

• Commutative Property

Tags

CCSS.5.NBT.B.7

When multiplying fractions, what is the first step you should take?

• Find a common denominator

• Cross-cancel if possible

• Multiply the numerators

• Multiply the denominators

Tags

CCSS.5.NF.B.6

What is the result of multiplying 1/2 by 1/3?

• 1/2

• 1/3

• 1/6

• 1/12

Tags

CCSS.5.NF.B.6

What is the result of multiplying 1/3 by 1/4?

• 1/3

• 1/12

• 1/6

• 1/4

Tags

CCSS.5.NF.B.6

When multiplying fractions, why don't you need to find a common denominator?

• Because it makes the fractions improper

• Because it changes the numerators

• Because it is only necessary for addition and subtraction

• Because it simplifies the process

Tags

CCSS.5.NF.B.6

In the example of multiplying negative 2/3 by 5/6, what is the result?

• Negative 5/9

• Negative 2/3

• 5/9

• 2/3

Tags

CCSS.7.NS.A.2A

When multiplying fractions, why is it important to convert mixed numbers to improper fractions?

• To simplify the fractions

• To allow for cross-canceling

• To avoid common denominators

• To make addition easier

Tags

CCSS.5.NF.B.6

What is the result of multiplying negative 20/3 by 5/9?

• 20/27

• Negative 20/27

• 100/27

• Negative 100/27

Tags

CCSS.7.NS.A.2A

When multiplying multiple fractions, what should you do if you have an odd number of negative signs?

• The result will be positive

• The result will be negative

• The result will be zero

• The result will be undefined

Tags

CCSS.7.NS.A.2A