Add and Subtract Integers Expressions

When subtracting integers you must________________________.

• Subtract like normal.

• Keep the first sign, keep it a subtracting problem, and find the reciprocal of the second integer.

• Keep the first sign, keep it a subtracting problem, and find the opposite of the second integer.

• Keep the first sign, change it to addition, find the opposite of the second integer, use your adding rules.

Rewrite the expression

7 - (-6)

• 7 - 6

• 7 + (-6)

• 7 + 6

• -7 + (-6)

Which question is the SAME as
-4 - (-2)       ?

• -4 + 2

• -4 - 2

• 4 + 2

• 4 - 2

Which expressions are the SAME as
24 + (-6)             ?

• 24 - 6

• 24 + 6

• -24 - 6

• -6 + 24

Select the equivalent expressions:

-10 - 5

• -5+ (-10)

• -10 + 5

• -10 + (-5)

• 10 + 5 

Pick correct solution

• ( -2) + ( -5) = 3

• ( -2) + ( -5) = 7

• ( -2 ) + ( -5 ) =. - 7

• not here

To solve - 9 + (- 2), what would you do?

• Same sign add, and get -11.

• Different signs subtract, and get 7.

• Different signs subtract, and get - 7.

To solve 9 + ( -2), you would:

• Same signs, add to get 11.

• Different signs subtract, and get 7.

• Different signs subtract and get -7.

To solve: ( - 5) + (- 5)

• Same sign add, and get 10

• Same sign, add and get -10

8 + ( - 7 ) = 1

• True

• False