Adding and subtracting integers

 $\left(-3+-11\right)\times\left(3+-8\right)$  

• 50

• 60

• 80

• 70

-6 + (15) + (-27) + 32 + (-20)

• -6

• 6

• -16

• 16

Simplify.

-24 - 13x - 18x + 24

• -31x + 48

• -31x

• -31x - 48

• -31x - 24

What is another way to write 11 - 6 using addition to get the same answer?

• 6 - 11

• 11 + (-6)

• 11 + 6

• (-11) - (-6)

Which of the following is the same as the expression below?

-4 + 9

• 9 - 4

• 9 + 4

• -4 - 9

5(a + 6)

• 5a + 6
• a + 30
• 5a + 30
• 5a - 30

100 + (-100) + 50 + (-50) + 3

(a)  

 $-+-=$  

•  $+$  

•  $-$  

Mary had $100.  She spent $20 at the pizzeria and $30 at the movies. 

• 100 + (30- 20)
• 100 - 30 + 20
• 100 - (20 + 30)
• 30 - 20 + 100

-36 + 17 + (-21)

• -40
• -32
• 74
• 2