PA-U1.2 Lesson: Operations with Integers
Presentation
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Mathematics
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9th - 12th Grade
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Practice Problem
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Hard
+3
Standards-aligned
Kyle Evans
FREE Resource
6 Slides • 1 Question
1
Open Ended
Warm-Up: Learning Log!
Describe what you remember from our class yesterday.
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3
Positive or negative whole number.
Integer
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Procedure:
1) If adding terms with the same sign add the numbers and keep the sign. For example: 3 + 5 = 8 or -2 + -5 = -7
2) If adding terms with mixed signs subtract the numbers and keep the sign of the larger number. For example: -8 + 5 = -3
3) When multiplying or dividing mixed signs are negative, and same signs are positive. For example: 6 x -3 = -18 or -4 x -5 = 20
5
Example 1:
6
Example 2:
7
Example 3:
Warm-Up: Learning Log!
Describe what you remember from our class yesterday.
Show answer
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