Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 427 | + | 328 | = |
|
| 2. | 411 | + | 272 | = |
|
| 3. | 494 | + | 156 | = |
|
| 4. | 478 | + | 362 | = |
|
| 5. | 419 | + | 143 | = |
|
| 6. | 306 | + | 157 | = |
|
| 7. | 478 | + | 358 | = |
|
| 8. | 175 | + | 119 | = |
|
| 9. | 316 | + | 244 | = |
|
| 10. | 353 | + | 293 | = |
|
| Oefening 2 | |||||
| 1. | 477 | + | 194 | = |
|
| 2. | 412 | + | 253 | = |
|
| 3. | 457 | + | 421 | = |
|
| 4. | 400 | + | 361 | = |
|
| 5. | 454 | + | 417 | = |
|
| 6. | 162 | + | 125 | = |
|
| 7. | 254 | + | 186 | = |
|
| 8. | 423 | + | 189 | = |
|
| 9. | 340 | + | 123 | = |
|
| 10. | 400 | + | 280 | = |
|
| Oefening 3 | |||||
| 1. | 385 | + | 376 | = |
|
| 2. | 264 | + | 166 | = |
|
| 3. | 252 | + | 193 | = |
|
| 4. | 233 | + | 159 | = |
|
| 5. | 456 | + | 200 | = |
|
| 6. | 488 | + | 105 | = |
|
| 7. | 308 | + | 140 | = |
|
| 8. | 434 | + | 306 | = |
|
| 9. | 197 | + | 109 | = |
|
| 10. | 378 | + | 363 | = |
|
| Oefening 4 | |||||
| 1. | 446 | + | 350 | = |
|
| 2. | 427 | + | 344 | = |
|
| 3. | 485 | + | 399 | = |
|
| 4. | 463 | + | 291 | = |
|
| 5. | 428 | + | 301 | = |
|
| 6. | 342 | + | 306 | = |
|
| 7. | 288 | + | 225 | = |
|
| 8. | 442 | + | 384 | = |
|
| 9. | 298 | + | 252 | = |
|
| 10. | 337 | + | 279 | = |
|