| 1-16 of 16Flashcard sets with a '4' term meaning '3+1' |
| # | Title | Terms | Date |
| 1 | Math Facts - Addition 1+ - 3+by kblackma1 | 36 terms | March 2, 2008 |
| 2 | Addition: Easy 1by JordanZ | 50 terms | September 29, 2009 |
| 3 | Mathby 356726isd | 90 terms | September 1, 2009 |
| 4 | time test set 9by madison24 | 40 terms | November 6, 2009 |
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| 5 | 100 Add. Lesson 1-8by NarutoLovesMath | 100 terms | September 21, 2009 |
| 6 | basic add/subtractby kdlepage | 176 terms | September 17, 2009 |
| 7 | +1by superpeter | 10 terms | April 25, 2008 |
| 8 | math- Seth's +3, +4, +9by sharnon007 | 50 terms | September 29, 2009 |
| 9 | addition factsby kumon | 35 terms | November 6, 2008 |
| 10 | Math Facts Set Twoby dianemkammerer | 23 terms | October 14, 2009 |
| 11 | Ones Additionby jglose | 38 terms | October 29, 2008 |
| 12 | Threes Addition < 10by jglose | 21 terms | October 29, 2008 |
| 13 | Addition-Adding 1by NarutoLovesMath | 18 terms | February 9, 2009 |
| 14 | 100 Addition Factsby mrsmayergrade2 | 100 terms | November 18, 2009 |
| 15 | Saxon Math Adding 1 Factsby CandiceBagley | 18 terms | October 19, 2009 |
| 16 | +1by mrscott | 10 terms | December 10, 2007 |