Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 462 | + | 340 | = |
|
| 2. | 485 | + | 473 | = |
|
| 3. | 172 | + | 149 | = |
|
| 4. | 417 | + | 268 | = |
|
| 5. | 455 | + | 420 | = |
|
| 6. | 276 | + | 157 | = |
|
| 7. | 280 | + | 135 | = |
|
| 8. | 464 | + | 438 | = |
|
| 9. | 422 | + | 370 | = |
|
| 10. | 382 | + | 353 | = |
|
| Oefening 2 | |||||
| 1. | 447 | + | 269 | = |
|
| 2. | 395 | + | 346 | = |
|
| 3. | 436 | + | 117 | = |
|
| 4. | 437 | + | 276 | = |
|
| 5. | 426 | + | 110 | = |
|
| 6. | 267 | + | 143 | = |
|
| 7. | 481 | + | 410 | = |
|
| 8. | 213 | + | 180 | = |
|
| 9. | 475 | + | 333 | = |
|
| 10. | 437 | + | 351 | = |
|
| Oefening 3 | |||||
| 1. | 313 | + | 120 | = |
|
| 2. | 293 | + | 284 | = |
|
| 3. | 212 | + | 207 | = |
|
| 4. | 351 | + | 293 | = |
|
| 5. | 481 | + | 451 | = |
|
| 6. | 288 | + | 134 | = |
|
| 7. | 377 | + | 191 | = |
|
| 8. | 381 | + | 296 | = |
|
| 9. | 415 | + | 310 | = |
|
| 10. | 282 | + | 266 | = |
|
| Oefening 4 | |||||
| 1. | 232 | + | 193 | = |
|
| 2. | 403 | + | 106 | = |
|
| 3. | 315 | + | 127 | = |
|
| 4. | 249 | + | 218 | = |
|
| 5. | 500 | + | 282 | = |
|
| 6. | 202 | + | 148 | = |
|
| 7. | 362 | + | 347 | = |
|
| 8. | 491 | + | 150 | = |
|
| 9. | 364 | + | 152 | = |
|
| 10. | 474 | + | 397 | = |
|