Mastering Multiplication and Division of Integers

What are integers?

• All positive and negative whole numbers, including zero

• All fractions and decimals

• Only negative whole numbers

• Only positive whole numbers

What is the first step in multiplying or dividing integers?

• Convert the numbers to fractions

• Multiply or divide the numbers as usual

• Add the numbers

• Check the signs of the numbers

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When multiplying a positive and a negative number, what will the sign of the result be?

• Positive

• It depends on the numbers

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What shape is used in Papa's test to determine the sign of the result?

• Rectangle

• Triangle

• Circle

• Square

Tags

CCSS.5.MD.B.2

In Papa's test, what does it mean if you cover up one negative sign and one positive sign?

• The result is undefined

• The result is positive

• The result is negative

• The result is zero

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of 3 times 6 using Papa's test?

• Zero

• Positive 18

• 18

• Negative 18

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of 4 times 8 if both numbers are negative?

• 32

• Zero

• Positive 32

• Negative 32

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of 4 times negative 3?

• 12

• Positive 12

• Negative 12

• Zero

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of negative 20 divided by positive 4?

• Negative 5

• Positive 5

• 5

• Zero

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of negative 20 divided by negative 4?

• Zero

• Positive 5

• 5

• Negative 5

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B