Learning Goal: I can add integers

Examples:

4 + 3 = 7

-5 + -6 = -11

-2 + 1 = -1

9 + -4 = 5

Critical Importance Level: **** Nothing is more important to master in math. All future success depends on this.

Scale Score:

Direct Instruction: Notes

Here is a flow chart of step-by-step instructions for adding integers.

Guided Instruction:

Target Skill: Add Integers with Same Sign

Target Skill: Add Integers with Different Signs

Concrete Manipulatives:

Use yellow and red counters http://catalog.educationworkshawaii.com/twocolor_counting_chips_red_and_yellow-p-40117.html

or make own with tile spacers. The plus sign remains same, cut off two pieces to create a negative sign.

http://www.tools4flooring.com/tile-spacers.html

or print some for free.

Number lines:

www.reallygreatstuff.com has some #158455BAU in the 2011 Intermediate Catalog

http://www.reallygoodstuff.com/product/slide+and+learn%26trade–+negative+number+lines.do?from=Search

More numbers lines: http://themathworksheetsite.com/numline.html

See the whole glog here: http://willkimbley.glogster.com/Integer-Addition/ It’s worth it!

Differentiated Instruction:

Versa Tiles: Calculations with Integers pages 1-8

Glencoe Reteach Workbook 0-3 Add Integers

Click here to play a game of Connect Four that will test your skill at adding, subtracting, multiplying, or dividing integers. Remember, this is a 4 star lesson. Connect Four Integers Game