Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 291 | + | 211 | = |
|
| 2. | 313 | + | 175 | = |
|
| 3. | 449 | + | 235 | = |
|
| 4. | 159 | + | 138 | = |
|
| 5. | 206 | + | 197 | = |
|
| 6. | 468 | + | 348 | = |
|
| 7. | 425 | + | 363 | = |
|
| 8. | 499 | + | 359 | = |
|
| 9. | 458 | + | 458 | = |
|
| 10. | 439 | + | 372 | = |
|
| Oefening 2 | |||||
| 1. | 427 | + | 172 | = |
|
| 2. | 351 | + | 156 | = |
|
| 3. | 475 | + | 443 | = |
|
| 4. | 452 | + | 248 | = |
|
| 5. | 392 | + | 115 | = |
|
| 6. | 247 | + | 187 | = |
|
| 7. | 339 | + | 157 | = |
|
| 8. | 394 | + | 391 | = |
|
| 9. | 420 | + | 115 | = |
|
| 10. | 408 | + | 135 | = |
|
| Oefening 3 | |||||
| 1. | 387 | + | 295 | = |
|
| 2. | 379 | + | 222 | = |
|
| 3. | 202 | + | 155 | = |
|
| 4. | 495 | + | 345 | = |
|
| 5. | 396 | + | 187 | = |
|
| 6. | 177 | + | 118 | = |
|
| 7. | 410 | + | 261 | = |
|
| 8. | 383 | + | 107 | = |
|
| 9. | 347 | + | 223 | = |
|
| 10. | 387 | + | 341 | = |
|
| Oefening 4 | |||||
| 1. | 382 | + | 123 | = |
|
| 2. | 197 | + | 151 | = |
|
| 3. | 321 | + | 300 | = |
|
| 4. | 471 | + | 164 | = |
|
| 5. | 132 | + | 130 | = |
|
| 6. | 445 | + | 203 | = |
|
| 7. | 413 | + | 113 | = |
|
| 8. | 343 | + | 325 | = |
|
| 9. | 276 | + | 124 | = |
|
| 10. | 402 | + | 289 | = |
|