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Week 8 Ch 9 Checkpoint

# Week 8 Ch 9 Checkpoint - on The state’s record high...

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Section Page # Problem # Please put your work and/or answer in this column Corrections by Instructor Credit Earned 9.1 671 16 Place each of the following sets in ascending order. = 672 32 Evaluate: |4| + |-3| 4 + 3 = |7| 672 44 Evaluate: |-9| - |-4| 9 – 4 = |5| 9.2 683 40 Add: 7 + (-9) + (-5) + 6 (-9) + (-5) = -14 7 + 6 = 13 -14 + 13 = -1 683 48 Add: 683 58 Evaluate each of the following expressions. | - 27 + 14| 684 66 Label each of the following statements as true or false.

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| -8| + |3| = | -8 + 3| |-8|+|3|=8+3=|11| and |-8 + 3| =|-5|= 5 FALSE 684 72 Jean deposited a check for \$625, wrote two checks, one for \$68.74 and one for \$29.95, and used her debit card to pay for a purchase of \$57.65. How has her account balance changed? \$625 – \$68.74 – \$29.95 – \$57.65 = \$468.66 9.3 689 44 Subtract. -5.6 – (-2.6) - + = - + = 12 44 58 48 58 - + = 4 58 18 689 48 Subtract. -3.4 – (-7.6) -3.4 +7.6 = 4.2 689 54 The lowest temperature ever recorded in the state of Oregon was -54°F (in Seneca,

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Unformatted text preview: on February 10, 1933). The state’s record high temperature occurred in Pendleton on August 10, 1898, when it reached 119°F. What is the historical temperature range in the state of Oregon? 119◦F – (-54◦F) = 119◦F + 54◦F = 174◦F 9.4 700 70 Multiply. (-3)(-6) + (4)(-2) (-3)-(-6) + (4)(-2) = 18+(-8) = 18 – 8 = 10 700 80 Multiply. (-3) - (-8)(-2)-27 + (-16) = -43 701 82 Multiply. (-6) ₂-4 ₂ = (-6)(-6) – (4)(4) = 36 – 16 = 20 701 88 Multiply. -9- (-6)-81 – 36 = -117 9.5 32 Perform the indicated operations. = - 45 58 Evaluate the following. Remember to use the order of operations. ÷(- )(- ) + = - *(- ) + = 16 2 4 8 4 8 4 8 4 + = = 328 4 3212 83 60 Evaluate the following. Remember to use the order of operations. = 83 223 Name: Brandon Hunter Date: 8/31/2011 Checkpoint # Week 8 Ch 9 Be sure to show all work for optimum success....
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Week 8 Ch 9 Checkpoint - on The state’s record high...

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