<?xml version="1.0" encoding="us-ascii"?><InstanceReport xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema"><Version>2.2.0.25</Version><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios><ReportLongName>120450 - Disclosure - Derivative Instruments (Tables)</ReportLongName><DisplayLabelColumn>true</DisplayLabelColumn><ShowElementNames>false</ShowElementNames><RoundingOption /><HasEmbeddedReports>false</HasEmbeddedReports><Columns><Column><Id>1</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelColumn>false</LabelColumn><CurrencyCode>USD</CurrencyCode><FootnoteIndexer /><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios><MCU><KeyName>1/1/2010 - 12/31/2010
USD ($)

USD ($) / shares

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margin-bottom:0pt'&gt;&lt;font style="font-family:Times New Roman;font-size:10pt;margin-left:14.4px;"&gt;The following is a summary of amounts recorded &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10pt;"&gt;i&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10pt;"&gt;n the consolidated balance sheet pertaining to Time Warner's use of foreign currency derivatives at &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10pt;"&gt;December 31, 2010&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10pt;"&gt; and &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10pt;"&gt;December 31, 2009&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10pt;"&gt; (millions):&lt;/font&gt;&lt;/p&gt;&lt;p style='margin-top: 0pt; margin-bottom: 0pt;'&gt;&lt;/p&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;margin-top:20px;"&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:center;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:center;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 85px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:85px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 8pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;December 31, 2010&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 85px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:85px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 8pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;December 31, 2009&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Qualifying Hedges&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Assets&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; 86&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; 90&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Liabilities&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; (79)&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; (137)&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:left;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:left;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Economic Hedges&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:left;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:left;border-color:#000000;min-width:75px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Assets&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; 17&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; 7&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 14px"&gt;&lt;td   style="width: 14px; text-align:left;border-color:#000000;min-width:14px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Liabilities&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; (27)&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10pt;COLOR: #000000;"&gt; (43)&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</NonNumbericText><NonNumericTextHeader>The following is a summary of amounts recorded in the consolidated balance sheet pertaining to Time Warner's use of foreign currency derivatives at December</NonNumericTextHeader><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios></Cell></Cells><OriginalInstanceReportColumns /><Unit>Other</Unit><ElementDataType>us-types:textBlockItemType</ElementDataType><SimpleDataType>string</SimpleDataType><ElementDefenition>A table or schedule that identifies and provides pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. 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