Spreadsheet: 141113d1329113361-comparing-columns-excelquestion
Sheet: Desired Extra Columns

Date A | Name A | Name A | Time A | Cost A |  | Date B | Name B | Name B | Time B | Cost B |  | Time Delta | Cost Delta
2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 5 2012 12:15:32.12 | 3.5 |  | 2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 5 2012 12:15:32.66 | 3.4
2012-01-02 00:00:00 | Smith | Todd | Jan 6 2012 06:15:22.42 | 6.4 |  | 2012-01-02 00:00:00 | Smith | Todd | Jan 6 2012 06:15:23.02 | 7.4
2012-01-02 00:00:00 | [NAME] | McMullen | Jan 2 2012 02:12:11.15 | 1.5
 |  |  |  |  |  | 2012-01-02 00:00:00 | [NAME] | Frankly | Jan 2 2012 02:12:11.15 | 1.5
2012-01-02 00:00:00 | Hilton | [NAME] | Jan 5 2012 13:15:32.12 | 6.3 |  | 2012-01-02 00:00:00 | [NAME] | Hilton | Jan 5 2012 13:15:32.12 | 6.3
2012-01-02 00:00:00 | Stacy | [NAME] | Jan 7 2012 04:42:22.96 | 234.6 |  | 2012-01-02 00:00:00 | Stacy | [NAME] | Jan 7 2012 04:42:22.96 | 234.6
2012-01-02 00:00:00 | [NAME] | Purcell | Jan 3 2012 16:55:31.74 | 23.1
 |  |  |  |  |  | 2012-01-02 00:00:00 | [NAME] | Purcell | Jan 3 2012 16:55:42.74 | 23.1
2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 4 2012 13:15:32.12 | 62.7 |  | 2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 4 2012 13:15:31.92 | 60.7
2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 7 2012 12:15:52.12 | 8.2 |  | 2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 7 2012 12:15:52.18 | 8.3
2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 2 2012 19:18:39.13 | 1.9 |  | 2012-01-02 00:00:00 | [NAME] | [NAME] | Jan 2 2012 19:18:39.95 | 2
2012-01-03 00:00:00 | [NAME] | Wilkins | Jan 3 2012 02:15:34.42 | 2.5 |  | 2012-01-03 00:00:00 | Wilkins | [NAME] | Jan 3 2012 02:15:34.49 | 3.2
2012-01-03 00:00:00 | [NAME] | Smith | Jan 8 2012 12:20:32.12 | 9.1 |  | 2012-01-03 00:00:00 | [NAME] | Smith | Jan 8 2012 12:20:31.92 | 8.9
2012-01-03 00:00:00 | Jessica | [NAME] | Jan 9 2012  05:23:26.52 | 46.5 |  | 2012-01-03 00:00:00 | [NAME] | Jessica | Jan 9 2012  05:23:26.56 | 45
2012-01-03 00:00:00 | Smith | Purcell | Jan 9 2012 12:52:23.65 | 12.6
 |  |  |  |  |  | 2012-01-03 00:00:00 | Smith | Purcell | Jan 9 2012 12:52:33.65 | 9
2012-01-03 00:00:00 | [NAME] | [NAME] | Jan 4 2012 01:11:43.23 | 4.5
 |  |  |  |  |  | 2012-01-03 00:00:00 | [NAME] | [NAME] | Jan 4 2012 01:11:43.23 | 4.5
2012-01-03 00:00:00 | Hilton | [NAME] | Jan 4 2012 17:32:11.11 | 24.1 |  | 2012-01-03 00:00:00 | Hilton | [NAME] | Jan 4 2012 17:32:11.11 | 24.1
2012-01-03 00:00:00 | Stacy | [NAME] | Jan 3 2012 09:09:13.05 | 95 |  | 2012-01-03 00:00:00 | Stacy | [NAME] | Jan 3 2012 09:09:13.05 | 95
2012-01-03 00:00:00 | [NAME] | Wilkins | Jan 6 2012 05:56:11.02 | 7.34 |  | 2012-01-03 00:00:00 | Wilkins | [NAME] | Jan 6 2012 05:56:11.42 | 10.34
2012-01-03 00:00:00 | [NAME] | [NAME] | Jan 5 2012 12:15:32.12 | 3.5
 |  |  |  |  |  | 2012-01-03 00:00:00 | Thompson | Christina | Jan 5 2012 12:15:35.12 | 3.5
2012-01-03 00:00:00 | Smith | Todd | Jan 6 2012 06:15:22.42 | 6.4 |  | 2012-01-03 00:00:00 | Smith | Todd | Jan 6 2012 06:15:22.43 | 6.4
2012-01-03 00:00:00 | [NAME] | McMullen | Jan 2 2012 02:12:11.15 | 1.5 |  | 2012-01-03 00:00:00 | [NAME] | McMullen | Jan 2 2012 02:12:11.67 | 1.5
2012-01-03 00:00:00 | Hilton | [NAME] | Jan 5 2012 13:15:32.12 | 6.3 |  | 2012-01-03 00:00:00 | Hilton | [NAME] | Jan 5 2012 13:15:32.12 | 7
2012-01-03 00:00:00 | [NAME] | Gold | Jan 4 2012 00:01:14.75 | 364.4