Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 477 | + | 310 | = |
|
| 2. | 457 | + | 274 | = |
|
| 3. | 399 | + | 328 | = |
|
| 4. | 451 | + | 352 | = |
|
| 5. | 302 | + | 260 | = |
|
| 6. | 280 | + | 179 | = |
|
| 7. | 421 | + | 399 | = |
|
| 8. | 352 | + | 103 | = |
|
| 9. | 492 | + | 297 | = |
|
| 10. | 475 | + | 232 | = |
|
| Oefening 2 | |||||
| 1. | 434 | + | 345 | = |
|
| 2. | 477 | + | 364 | = |
|
| 3. | 299 | + | 102 | = |
|
| 4. | 479 | + | 445 | = |
|
| 5. | 298 | + | 143 | = |
|
| 6. | 273 | + | 186 | = |
|
| 7. | 478 | + | 448 | = |
|
| 8. | 299 | + | 151 | = |
|
| 9. | 491 | + | 167 | = |
|
| 10. | 468 | + | 111 | = |
|
| Oefening 3 | |||||
| 1. | 339 | + | 333 | = |
|
| 2. | 236 | + | 216 | = |
|
| 3. | 214 | + | 197 | = |
|
| 4. | 399 | + | 263 | = |
|
| 5. | 180 | + | 156 | = |
|
| 6. | 282 | + | 249 | = |
|
| 7. | 343 | + | 331 | = |
|
| 8. | 440 | + | 260 | = |
|
| 9. | 485 | + | 133 | = |
|
| 10. | 279 | + | 192 | = |
|
| Oefening 4 | |||||
| 1. | 182 | + | 120 | = |
|
| 2. | 485 | + | 232 | = |
|
| 3. | 475 | + | 221 | = |
|
| 4. | 263 | + | 103 | = |
|
| 5. | 112 | + | 108 | = |
|
| 6. | 404 | + | 264 | = |
|
| 7. | 442 | + | 113 | = |
|
| 8. | 337 | + | 202 | = |
|
| 9. | 493 | + | 242 | = |
|
| 10. | 336 | + | 231 | = |
|