Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 455 | + | 231 | = |
|
| 2. | 389 | + | 348 | = |
|
| 3. | 212 | + | 127 | = |
|
| 4. | 378 | + | 153 | = |
|
| 5. | 426 | + | 250 | = |
|
| 6. | 205 | + | 202 | = |
|
| 7. | 259 | + | 172 | = |
|
| 8. | 463 | + | 205 | = |
|
| 9. | 497 | + | 194 | = |
|
| 10. | 475 | + | 251 | = |
|
| Oefening 2 | |||||
| 1. | 399 | + | 317 | = |
|
| 2. | 433 | + | 112 | = |
|
| 3. | 280 | + | 225 | = |
|
| 4. | 489 | + | 381 | = |
|
| 5. | 357 | + | 307 | = |
|
| 6. | 449 | + | 167 | = |
|
| 7. | 411 | + | 231 | = |
|
| 8. | 354 | + | 339 | = |
|
| 9. | 357 | + | 281 | = |
|
| 10. | 265 | + | 111 | = |
|
| Oefening 3 | |||||
| 1. | 438 | + | 366 | = |
|
| 2. | 435 | + | 194 | = |
|
| 3. | 230 | + | 189 | = |
|
| 4. | 471 | + | 151 | = |
|
| 5. | 307 | + | 170 | = |
|
| 6. | 430 | + | 112 | = |
|
| 7. | 444 | + | 419 | = |
|
| 8. | 348 | + | 325 | = |
|
| 9. | 316 | + | 244 | = |
|
| 10. | 302 | + | 132 | = |
|
| Oefening 4 | |||||
| 1. | 489 | + | 195 | = |
|
| 2. | 356 | + | 256 | = |
|
| 3. | 376 | + | 327 | = |
|
| 4. | 413 | + | 390 | = |
|
| 5. | 330 | + | 170 | = |
|
| 6. | 478 | + | 408 | = |
|
| 7. | 468 | + | 307 | = |
|
| 8. | 420 | + | 152 | = |
|
| 9. | 164 | + | 150 | = |
|
| 10. | 409 | + | 118 | = |
|