| Hacks #60-80 Section 60. Add Descriptive Text to Your Formulas Section 61. Move Relative Formulas Without Changing References Section 62. Compare Two Excel Ranges Section 63. Fill All Blank Cells in a List Section 64. Make Your Formulas Increment by Rows When You Copy Across Columns Section 65. Convert Dates to Excel Formatted Dates Section 66. Sum or Counting Cells While Avoiding Error Values Section 67. Reduce the Impact of Volatile Functions on Recalculation Section 68. Count Only One Instance of Each Entry in a List Section 69. Sum Every Second, Third, or nth Row or Cell Section 70. Find the nth Occurrence of a Value Section 71. Make the Excel Subtotal Function Dynamic Section 72. Add Date Extensions Section 73. Convert Numbers with the Negative Sign on the Right to Excel Numbers Section 74. Display Negative Time Values Section 75. Use the VLOOKUP Function Across Multiple Tables Section 76. Show Total Time as Days, Hours, and Minutes Section 77. Determine the Number of Specified Days in Any Month Section 78. Construct Mega-Formulas Section 79. Hack Mega-Formulas that Reference Other Workbooks Section 80. Hack One of Excel's Database Functions to Take the Place of Many Functions |