Mastering Multiplication and Division of Rational Numbers

What are the two learning targets mentioned in the video?

• Multiplying and dividing fractions

• Adding and subtracting decimals

• Multiplying and dividing decimals

• Adding and subtracting fractions

What is the result of multiplying a positive number by a positive number?

• Zero

• Undefined

• Positive

• Negative

What happens when you multiply a positive number by a negative number?

• The result is negative

• The result is positive

• The result is zero

• The result is undefined

What is the result when you multiply two negative numbers?

• Zero

• Negative

• Undefined

• Positive

When multiplying fractions, what do you do with the numerators?

• Add them

• Subtract them

• Multiply them

• Divide them

What is the first step in dividing fractions?

• Multiply the fractions

• Subtract the fractions

• Flip the second fraction

• Add the fractions

What is the result of multiplying 3/4 by 2/5?

• 3/10

• 6/20

• 3/5

• 1/2

What is the simplified form of 6/20?

• 1/3

• 3/10

• 2/5

• 1/2

What is the result of dividing 3/4 by 2/5?

• 3/10

• 8/15

• 15/8

• 10/3

What is the improper fraction form of 1 and 7/8?

• 15/8

• 8/15

• 3/10

• 10/3