Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 309 | + | 129 | = |
|
| 2. | 417 | + | 199 | = |
|
| 3. | 411 | + | 209 | = |
|
| 4. | 266 | + | 214 | = |
|
| 5. | 428 | + | 238 | = |
|
| 6. | 253 | + | 168 | = |
|
| 7. | 380 | + | 343 | = |
|
| 8. | 460 | + | 183 | = |
|
| 9. | 230 | + | 206 | = |
|
| 10. | 273 | + | 149 | = |
|
| Oefening 2 | |||||
| 1. | 394 | + | 349 | = |
|
| 2. | 347 | + | 224 | = |
|
| 3. | 473 | + | 220 | = |
|
| 4. | 455 | + | 295 | = |
|
| 5. | 438 | + | 268 | = |
|
| 6. | 217 | + | 140 | = |
|
| 7. | 496 | + | 437 | = |
|
| 8. | 436 | + | 249 | = |
|
| 9. | 212 | + | 158 | = |
|
| 10. | 400 | + | 378 | = |
|
| Oefening 3 | |||||
| 1. | 484 | + | 154 | = |
|
| 2. | 281 | + | 204 | = |
|
| 3. | 373 | + | 109 | = |
|
| 4. | 489 | + | 101 | = |
|
| 5. | 422 | + | 233 | = |
|
| 6. | 480 | + | 425 | = |
|
| 7. | 413 | + | 314 | = |
|
| 8. | 388 | + | 102 | = |
|
| 9. | 492 | + | 389 | = |
|
| 10. | 457 | + | 378 | = |
|
| Oefening 4 | |||||
| 1. | 482 | + | 136 | = |
|
| 2. | 497 | + | 258 | = |
|
| 3. | 492 | + | 344 | = |
|
| 4. | 339 | + | 192 | = |
|
| 5. | 488 | + | 432 | = |
|
| 6. | 441 | + | 170 | = |
|
| 7. | 280 | + | 124 | = |
|
| 8. | 263 | + | 259 | = |
|
| 9. | 206 | + | 157 | = |
|
| 10. | 401 | + | 150 | = |
|