Page

**1**

Slide 1

sliderbase.com

Slide 2

Algebra tiles can be used to add or subtract integers.

Remember integers are

.

sliderbase.com

Slide 3

Example 1:

Use algebra tiles to represent

=

=

Use algebra tiles to represent

=

=

sliderbase.com

Slide 4

Neutral pairs have a value of _.

zero

=

0

sliderbase.com

Slide 5

Example 2:

A. Use algebra tiles to represent

and then cross out any neutral pairs.

+

= =

sliderbase.com

Slide 6

B. Use algebra tiles to represent

and then cross out any neutral pairs.

=

=

sliderbase.com

Slide 7

C. Use algebra tiles to represent

and then cross out any neutral pairs.

sliderbase.com

Slide 8

D. Use algebra tiles to represent

and then cross out any neutral pairs.

=

sliderbase.com

Slide 9

E. Use algebra tiles to represent

and then cross out any neutral pairs.

There are no

neutral pairs

=

1

2

3

4

5

sliderbase.com

Slide 10

F. Use algebra tiles to represent

and then cross out any neutral pairs.

There are no

neutral pairs

=

sliderbase.com

Slide 11

A. Signs are the same –

2.

Add the numbers

Take the given sign

B. Signs are the different –

2.

Subtract the numbers

Take the sign of the larger number

sliderbase.com

Slide 12

Example 3: Find each sum.

A.

B.

C.

Signs are

the same

Signs are

different

Signs are

different

Try these… Find each sum.

A.

B.

C.

sliderbase.com

Slide 13

Example 4: Find each sum.

A.

B.

C.

D.

1.2

-12.3

sliderbase.com

Go to page:

1 2

1 2

- Gravitation
- Newton’s Law of Gravity
- Sound
- Practical Applications of Solar Energy
- History of Modern Astronomy
- Direct heat utilization of geothermal energy
- Simulation at NASA for the Space Radiation Effort

© 2010-2018 powerpoint presentations