An integer is a whole number such as 1, 2, 3, as well as their opposites like -1, -2, -3. The document discusses how to add integers with the same sign by adding their absolute values and keeping the common sign, and how to add integers with different signs by taking the difference of the absolute values and keeping the sign of the integer with the larger absolute value.

2. Integers

3. Next

4. What is an Integer?
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5. What is an Integer?
Whole numbers, ex : 1, 2, 3
Their opposites, ex : -1. -2, -3
Zero
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6. Menu
Adding Same Signs Adding Different Signs
Assessment
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7. Adding Integers with
the Same Sign
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8. Adding Integers with
the Same Sign
-3 + -5
Add Their Absolute
Values 3+5=8
Attach the sign they -3 + -5 = -8
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9. Adding Integers with
Different Signs
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10. Adding Integers with
Different Signs
-2 + 11
Take the difference of 11 - 2 = 9
the absolute values
Attach the sign of the 11 > 2
larger absolute value -2 + 11 = 9
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