Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 340 | + | 269 | = |
|
| 2. | 489 | + | 375 | = |
|
| 3. | 226 | + | 214 | = |
|
| 4. | 276 | + | 104 | = |
|
| 5. | 486 | + | 444 | = |
|
| 6. | 376 | + | 126 | = |
|
| 7. | 468 | + | 132 | = |
|
| 8. | 465 | + | 409 | = |
|
| 9. | 373 | + | 334 | = |
|
| 10. | 407 | + | 251 | = |
|
| Oefening 2 | |||||
| 1. | 475 | + | 180 | = |
|
| 2. | 134 | + | 116 | = |
|
| 3. | 289 | + | 101 | = |
|
| 4. | 295 | + | 294 | = |
|
| 5. | 361 | + | 139 | = |
|
| 6. | 461 | + | 434 | = |
|
| 7. | 290 | + | 166 | = |
|
| 8. | 465 | + | 149 | = |
|
| 9. | 390 | + | 338 | = |
|
| 10. | 455 | + | 203 | = |
|
| Oefening 3 | |||||
| 1. | 155 | + | 110 | = |
|
| 2. | 458 | + | 163 | = |
|
| 3. | 424 | + | 399 | = |
|
| 4. | 301 | + | 119 | = |
|
| 5. | 394 | + | 335 | = |
|
| 6. | 330 | + | 268 | = |
|
| 7. | 430 | + | 141 | = |
|
| 8. | 457 | + | 170 | = |
|
| 9. | 421 | + | 128 | = |
|
| 10. | 402 | + | 183 | = |
|
| Oefening 4 | |||||
| 1. | 449 | + | 436 | = |
|
| 2. | 441 | + | 439 | = |
|
| 3. | 367 | + | 149 | = |
|
| 4. | 261 | + | 260 | = |
|
| 5. | 387 | + | 251 | = |
|
| 6. | 487 | + | 423 | = |
|
| 7. | 135 | + | 121 | = |
|
| 8. | 477 | + | 129 | = |
|
| 9. | 467 | + | 268 | = |
|
| 10. | 434 | + | 287 | = |
|