Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 305 | + | 157 | = |
|
| 2. | 453 | + | 201 | = |
|
| 3. | 498 | + | 489 | = |
|
| 4. | 276 | + | 194 | = |
|
| 5. | 374 | + | 102 | = |
|
| 6. | 382 | + | 372 | = |
|
| 7. | 386 | + | 164 | = |
|
| 8. | 258 | + | 168 | = |
|
| 9. | 500 | + | 249 | = |
|
| 10. | 266 | + | 191 | = |
|
| Oefening 2 | |||||
| 1. | 291 | + | 106 | = |
|
| 2. | 210 | + | 144 | = |
|
| 3. | 231 | + | 227 | = |
|
| 4. | 323 | + | 300 | = |
|
| 5. | 214 | + | 133 | = |
|
| 6. | 470 | + | 309 | = |
|
| 7. | 276 | + | 190 | = |
|
| 8. | 236 | + | 180 | = |
|
| 9. | 427 | + | 150 | = |
|
| 10. | 326 | + | 217 | = |
|
| Oefening 3 | |||||
| 1. | 151 | + | 109 | = |
|
| 2. | 453 | + | 200 | = |
|
| 3. | 333 | + | 282 | = |
|
| 4. | 427 | + | 274 | = |
|
| 5. | 403 | + | 356 | = |
|
| 6. | 343 | + | 273 | = |
|
| 7. | 495 | + | 334 | = |
|
| 8. | 457 | + | 454 | = |
|
| 9. | 352 | + | 313 | = |
|
| 10. | 222 | + | 169 | = |
|
| Oefening 4 | |||||
| 1. | 328 | + | 268 | = |
|
| 2. | 470 | + | 116 | = |
|
| 3. | 181 | + | 180 | = |
|
| 4. | 429 | + | 251 | = |
|
| 5. | 399 | + | 163 | = |
|
| 6. | 442 | + | 306 | = |
|
| 7. | 429 | + | 119 | = |
|
| 8. | 236 | + | 203 | = |
|
| 9. | 453 | + | 144 | = |
|
| 10. | 306 | + | 300 | = |
|