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28 Dividing Integers

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2-8 Dividing Integers. The quotient of two integers with different signs is negative. 2-8 Dividing Integers. Example 2. Solve y = 39 (-13). y = 39 (-13) ... – PowerPoint PPT presentation

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Title: 28 Dividing Integers


1
2-8 Dividing Integers
  • Objective Divide integers.

2
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a

3
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a 60

4
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b

5
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b -240

6
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b
  • Find each product.
  • (-8x)(-9)

7
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b
  • Find each product.
  • (-8x)(-9) 72x

8
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b
  • Find each product.
  • (-8x)(-9)
  • (3xy)(-3)(7)

9
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b
  • Find each product.
  • (-8x)(-9)
  • (3xy)(-3)(7) -63xy

10
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b
  • Find each product.
  • (-8x)(-9)
  • (3xy)(-3)(7)
  • -9(-m)(-n)

11
5-Minute Check
  • Solve each equation.
  • (-5)(-3)(4) a
  • (20)(-6)(2) b
  • Find each product.
  • (-8x)(-9)
  • (3xy)(-3)(7)
  • -9(-m)(-n) -9mn

12
2-8 Dividing Integers
Example 1 Find 16 8. You can solve this
problem by looking for a pattern.
8 8 1
13
2-8 Dividing Integers
Example 1 Find 16 8. You can solve this
problem by looking for a pattern.
8 8 1 0 8 0
14
2-8 Dividing Integers
Example 1 Find 16 8. You can solve this
problem by looking for a pattern.
8 8 1 0 8 0 -8 8 -1
15
2-8 Dividing Integers
Example 1 Find 16 8. You can solve this
problem by looking for a pattern.
8 8 1 0 8 0 -8 8 -1 -16 8 -2
16
2-8 Dividing Integers
Example 1 Find 16 8. You can solve this
problem by looking for a pattern. So, -16
8 -2
8 8 1 0 8 0 -8 8 -1 -16 8 -2
17
2-8 Dividing Integers
18
2-8 Dividing Integers
Example 2 Solve y 39 (-13). y 39 (-13)
The dividend and the divisor have different
signs.
19
2-8 Dividing Integers
Example 2 Solve y 39 (-13). y 39 (-13) y
-3
The dividend and the divisor have different
signs. The quotient is negative.
20
2-8 Dividing Integers
21
2-8 Dividing Integers
Example 3 Solve x -52 (-4). x -52 (-4)
The dividend and the divisor have the same sign.
22
2-8 Dividing Integers
Example 3 Solve x -52 (-4). x -52 (-4) x
13
The dividend and the divisor have the same sign.
The quotient is positive.
23
2-8 Dividing Integers
  • Practice
  • -60 15

24
2-8 Dividing Integers
  • Practice
  • -60 15 -4

25
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5

26
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5 -9

27
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5
  • 3. -27 (-9)

28
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5
  • 3. -27 (-9) 3

29
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5
  • 3. -27 (-9)
  • 4. 27 9

30
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5
  • 3. -27 (-9)
  • 4. 27 9 3

31
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5
  • 3. -27 (-9)
  • 4. 27 9
  • 5. 63 (-3)

32
2-8 Dividing Integers
  • Practice
  • -60 15
  • 2. 45 -5
  • 3. -27 (-9)
  • 4. 27 9
  • 5. 63 (-3) -21
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