These games help kids learn addition facts. Click on the level of your choice, and have fun!
| Difficulty | Examples | Description |
|---|---|---|
| Level 1 | 1+1=2 2+3=5 |
The easiest level. Focus on doubles and near doubles. |
| Level 2 | 3+5=8 0+9=9 |
Also very easy. You add numbers ranging 0 to 9. The sum is rarely greater than 10. |
| Level 3 | 1+12=13 7+11=18 |
You add a 1-digit number to a low 2-digit number. The sum is at most 19. No carry-over occurs, ever. |
| Level 4 | 11+12=23 18+12=40 |
You add two low 2-digit numbers. The sum is at most 40. Carry-over may occur, in rare cases. |
| Level 5 | 3+8=11 19+9=28 |
Here you add 1-digit and low 2-digit numbers. The sum is at most 28. Carry-over will occur, always! |
| Level 6 | 11+22=33 16+15=31 |
You add a 2-digit number to a 1-digit or 2-digit number, to get a 2-digit sum. Carry-over may occur. |
| Level 7 | 17+35=52 25+43=68 |
You add two 2-digit numbers together and get a 2-digit sum. Carry-over may occur. |
| Level 8 | 154+36=190 143+44=187 |
Here you add a 3-digit number to a 2-digit number. Carry-over may occur. |
| Level 9 | 268+169=437 144+78=222 |
You have to add a 3-digit number to a 2-digit or 3-digit number. Carry-over may occur. |
| Level 10 | 519+132=651 423+441=864 |
At the last level, you add two 3-digit numbers together. Carry-over may occur. |
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