Multiplying Integers

8 x 7

• 56

• -56

3 x 7

• 21

• -21

5 x 7

• 35

• -35

6 x 7

• 42

• -42

Perform the indicated operation.

-9 ⋅ 12

• -98

• 108

• -118

• -108

product of 9 and -8.

• 1

• -17

• -72

• 72

Find the product of 9 and -8.

• 1

• -17

• -72

• 72

Evaluate xy if x = -2 and y = -13.

1. Since the 2 integers have ​ (a)   , 

2. The product will be ​ (b)  

3. xy =​ (c)  

• Same Signs

• Positive

• 26

• Different Signs

• Negative

• -26

Perform the indicated operation.

( -7 ) ( -8 )

• -15

• 56

• -56

• 54

Evaluate xy if x = -2 and y = -13.

• Same Signs

• Positive

• 26

• Different Signs

• Negative

• -26