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Pre-Algebra Lesson 2-5

# Pre-Algebra Lesson 2-5 - Subtracting Integers Objective...

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Subtracting Integers Objective: Subtract integers

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5-Minute Check Solve for the unknown in each equation. 1. –4 + (-3) = a
5-Minute Check Solve for the unknown in each equation. 1. –4 + (-3) = a a = -7

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5-Minute Check Solve for the unknown in each equation. 1. –4 + (-3) = a 2. b = 2 + (-6)
5-Minute Check Solve for the unknown in each equation. 1. –4 + (-3) = a 2. b = 2 + (-6) b = -4

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5-Minute Check Solve for the unknown in each equation. 1. –4 + (-3) = a 2. b = 2 + (-6) 3. -1 + 4 + (-6) = c
5-Minute Check Solve for the unknown in each equation. 1. –4 + (-3) = a 2. b = 2 + (-6) 3. -1 + 4 + (-6) = c c = -3

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5-Minute Check Simplify each expression. 4. 15x + (-22x) + 2x
5-Minute Check Simplify each expression. 4. 15x + (-22x) + 2x -5x

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5-Minute Check Simplify each expression. 4. 15x + (-22x) + 2x 5. -2x + (-6x) + (-5x)
5-Minute Check Simplify each expression. 4. 15x + (-22x) + 2x 5. -2x + (-6x) + (-5x) -13x

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Subtracting Integers Subtracting Integers To subtract an integer, add its additive inverse.
Subtracting Integers Example Solve each equation. a. n = 6 – (-4)

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Subtracting Integers Example Solve each equation.
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Pre-Algebra Lesson 2-5 - Subtracting Integers Objective...

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