Practice Multiplying

When multiplying integers with the same signs, the answer will be...

• Positive

• Negative

• zero

• a fraction

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When multiplying integers with the different signs, the answer will be...

• Positive

• Negative

• zero

• a fraction

Tags

CCSS.7.NS.A.2A

-2x(-6)=

• 12

• -9

• 9

• -12

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-6)x(-6) =

• -36

• 36

• 12

• -12

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Liz said that multiplying 2 negative numbers will give you a positive answer. 
Her friend Heather said that was the weirdest thing ever and that your answer is going to be negative. Who is right? 

• Liz

• Heather

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-9)(-8)

• -72

• 72

• 81

• -81

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Multiply
(5) • (–9) • (–2)

• 90

• -45

• -90

• 47

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

√5 × √10

• 50

• 2√5

• 5√2

• 5√10

√3 × √15 =

• 3√5

• 5√3

• 2√7

• √17

Simplify:
6√2 ⋅5√14

• 32√7

• 60√7

• 2√7

• 30√7