| 1 | Simple Additionby doctorwho | 5 terms | July 5, 2008 |
| 2 | Addition Factsby jmolohon | 360 terms | March 26, 2009 |
| 3 | Additionby salnaf | 100 terms | October 27, 2007 |
| 4 | Unit 1 HLA9 LOVE ADDITIONby donnalo | 20 terms | January 12, 2009 |
| 5 | Unit 2 HLA9 LOVE ADDITIONby donnalo | 14 terms | January 22, 2009 |
| 6 | Unit 3 HLA9 LOVE ADDITIONby donnalo | 17 terms | February 18, 2009 |
| 7 | Addition Factsby maseyrae | 78 terms | September 17, 2008 |
| 8 | Unit 5 HLA9 LOVE ADDITIONby donnalo | 25 terms | January 26, 2010 |
| 9 | Unit6 HLA9 LOVE ADDITIONby donnalo | 27 terms | March 2, 2010 |
| 10 | Integer Addition & Subtractionby Mr_Rosenberg  | 30 terms | February 29, 2012 |
| 11 | Addition 1-12by markhahn1  | 144 terms | September 22, 2011 |
| 12 | Unit4 HLA9 LOVE ADDITIONby donnalo | 8 terms | November 24, 2009 |
| 13 | joey's additionby durrju | 13 terms | November 8, 2011 |
| 14 | Addition #1 -- Kindergartenby ScholaetStudium | 12 terms | April 22, 2010 |
| 15 | 2nd Grade Addition Factsby scheckp | 120 terms | January 24, 2010 |
| 16 | Love Addition Unit 7by donnalo | 13 terms | March 25, 2010 |
| 17 | Addition Factsby jmolohon | 78 terms | March 26, 2009 |
| 18 | addition, subtraction, and multiplication factsby asimdisli | 200 terms | October 28, 2008 |
| 19 | Lesson 3: Additionby mommyleaf | 5 terms | July 21, 2011 |
| 20 | Addition 1-12by markhahn1  | 144 terms | August 22, 2011 |
| 21 | Basic Addition Facts 1-10by student_dogan | 10 terms | January 7, 2010 |
| 22 | Simple Additon and Subtractionby epicfacepalmblol123qwert | 2 terms | June 21, 2010 |
| 23 | Lesson 3: Addition: Addition Practiceby mommyleaf | 81 terms | July 21, 2011 |
| 24 | THE WORLD'S EASIEST MATH!by MemVerseFanatic | 13 terms | December 19, 2011 |
| 25 | Integer Addition and Subtractionby Mr_Rosenberg_Student  | 30 terms | May 11, 2012 |
| 26 | Kindergarden Mathby a1005uziele | 5 terms | May 7, 2010 |
| 27 | Place Value and Addition propertiesby cabell4 | 14 terms | September 14, 2010 |
| 28 | Addition through 12+12by zach_ | 144 terms | February 12, 2011 |
| 29 | Addition 1-12by markhahn1  | 144 terms | September 13, 2011 |
| 30 | Addition 1-12by markhahn1  | 144 terms | September 21, 2011 |
| 31 | Doubles Addition Factsby jbrackman | 10 terms | December 2, 2010 |
| 32 | Math Facts Additionby bweisiger | 78 terms | October 13, 2008 |
| 33 | Addition 1-12by markhahn1  | 144 terms | September 7, 2011 |
| 34 | Double Digit Additionby shawverm | 5 terms | August 25, 2009 |
| 35 | Addition Factsby MrsAdrian | 103 terms | November 7, 2011 |
| 36 | Integer Addition -10 to 10by cvmsmath | 441 terms | October 5, 2011 |
| 37 | Mikhael: Addition 2 (pink)by pinkleaf9  | 70 terms | October 18, 2011 |
| 38 | Additionby SteeleNTime | 54 terms | January 28, 2010 |
| 39 | Addition 1-12by markhahn1  | 144 terms | October 18, 2011 |
| 40 | Addition of integersby suzannejordan | 20 terms | August 22, 2009 |
| 41 | 2 Digit Additionby cvmsmath | 2,000 terms | October 5, 2011 |
| 42 | SUPER DUPER SIMPLE ADDITIONby wangg15 | 50 terms | December 16, 2011 |
| 43 | REALLY SIMPLE ADDITIONby minid500 | 2 terms | December 14, 2011 |
| 44 | SIMPLE ADDITIONby Manuel-Udave | 9 terms | January 16, 2009 |
| 45 | Additionby bmilano | 10 terms | February 27, 2009 |
| 46 | addition and subtractionby okaloosa | 15 terms | May 13, 2009 |
| 47 | Basic Addition Factsby pschutzler | 90 terms | January 29, 2010 |
| 48 | Addition & Subtractionby LCMS-Grade5 | 5 terms | November 16, 2010 |
| 49 | Addition Fact #3by arberbx50 | 60 terms | November 21, 2010 |
| 50 | Addition Facts +1by speckmaj | 9 terms | January 4, 2011 |