Operations with Integers Summary copy 2/27/2019 - Matthew Heckmann | Library

1

Absolute value is always positive because it is a distance.

1

The opposite of -2 is

1

7 > -4

1

0 < -5

5

|-12| =

5

|-5 + 7| =

5

|-6| + |4| =

1

What is an addend?

1

How do you determine the sign when adding a positive and a negative number?

1

Subtract:

1

Fill in the blank: When you have an ______ number of negative signs your answer is negative.

1

Fill in the blank: When you have an _____ number of negative signs your answer is positive.

5

-2 + (-3) =

1

When you add two negative numbers, the answer is positive.

1

-9 + 3 =

1

When you add one negative and one positive number, the answer

5

6 - (-12)

1

6 - (-12) is the same as 6 + 12.

5

2 - 9 =

1

2 - 9 is the same as 2 + 9.

5

-2 x -10

5

3 x -6

1

When you multiply a negative and a positive number, the answer

5

3(-2)(5) =

5

-560 / 7 =

1

When you divide two negative numbers, the answer

1

The sign of the answer to the following problem will be (-6)(4)(-3) =

1

When multiplying or dividing: If you have an even number of negative signs, the answer will always be positive.

Please answer the following in padlet.
Explain the difference between adding numbers with the same sign and multiplying numbers with the same sign.