Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 438 | + | 320 | = |
|
| 2. | 337 | + | 207 | = |
|
| 3. | 239 | + | 104 | = |
|
| 4. | 390 | + | 193 | = |
|
| 5. | 478 | + | 142 | = |
|
| 6. | 362 | + | 310 | = |
|
| 7. | 253 | + | 191 | = |
|
| 8. | 189 | + | 150 | = |
|
| 9. | 481 | + | 212 | = |
|
| 10. | 346 | + | 151 | = |
|
| Oefening 2 | |||||
| 1. | 270 | + | 218 | = |
|
| 2. | 218 | + | 107 | = |
|
| 3. | 387 | + | 306 | = |
|
| 4. | 424 | + | 197 | = |
|
| 5. | 123 | + | 109 | = |
|
| 6. | 323 | + | 256 | = |
|
| 7. | 416 | + | 238 | = |
|
| 8. | 368 | + | 263 | = |
|
| 9. | 419 | + | 320 | = |
|
| 10. | 231 | + | 214 | = |
|
| Oefening 3 | |||||
| 1. | 471 | + | 354 | = |
|
| 2. | 400 | + | 294 | = |
|
| 3. | 414 | + | 363 | = |
|
| 4. | 355 | + | 250 | = |
|
| 5. | 333 | + | 314 | = |
|
| 6. | 157 | + | 123 | = |
|
| 7. | 272 | + | 224 | = |
|
| 8. | 442 | + | 196 | = |
|
| 9. | 369 | + | 142 | = |
|
| 10. | 439 | + | 372 | = |
|
| Oefening 4 | |||||
| 1. | 418 | + | 409 | = |
|
| 2. | 194 | + | 115 | = |
|
| 3. | 441 | + | 204 | = |
|
| 4. | 436 | + | 250 | = |
|
| 5. | 284 | + | 101 | = |
|
| 6. | 372 | + | 321 | = |
|
| 7. | 465 | + | 396 | = |
|
| 8. | 157 | + | 147 | = |
|
| 9. | 436 | + | 418 | = |
|
| 10. | 180 | + | 110 | = |
|