Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 257 | + | 185 | = |
|
| 2. | 161 | + | 140 | = |
|
| 3. | 500 | + | 322 | = |
|
| 4. | 499 | + | 400 | = |
|
| 5. | 466 | + | 104 | = |
|
| 6. | 421 | + | 183 | = |
|
| 7. | 135 | + | 135 | = |
|
| 8. | 407 | + | 155 | = |
|
| 9. | 322 | + | 319 | = |
|
| 10. | 187 | + | 100 | = |
|
| Oefening 2 | |||||
| 1. | 380 | + | 242 | = |
|
| 2. | 495 | + | 196 | = |
|
| 3. | 393 | + | 322 | = |
|
| 4. | 476 | + | 186 | = |
|
| 5. | 472 | + | 463 | = |
|
| 6. | 319 | + | 115 | = |
|
| 7. | 430 | + | 405 | = |
|
| 8. | 477 | + | 441 | = |
|
| 9. | 284 | + | 247 | = |
|
| 10. | 244 | + | 113 | = |
|
| Oefening 3 | |||||
| 1. | 409 | + | 103 | = |
|
| 2. | 185 | + | 162 | = |
|
| 3. | 454 | + | 217 | = |
|
| 4. | 353 | + | 241 | = |
|
| 5. | 159 | + | 104 | = |
|
| 6. | 414 | + | 295 | = |
|
| 7. | 351 | + | 330 | = |
|
| 8. | 432 | + | 325 | = |
|
| 9. | 332 | + | 303 | = |
|
| 10. | 222 | + | 115 | = |
|
| Oefening 4 | |||||
| 1. | 476 | + | 310 | = |
|
| 2. | 475 | + | 283 | = |
|
| 3. | 450 | + | 333 | = |
|
| 4. | 474 | + | 281 | = |
|
| 5. | 390 | + | 209 | = |
|
| 6. | 311 | + | 187 | = |
|
| 7. | 160 | + | 118 | = |
|
| 8. | 285 | + | 202 | = |
|
| 9. | 318 | + | 143 | = |
|
| 10. | 490 | + | 482 | = |
|