Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 413 | + | 315 | = |
|
| 2. | 373 | + | 270 | = |
|
| 3. | 395 | + | 114 | = |
|
| 4. | 454 | + | 148 | = |
|
| 5. | 277 | + | 209 | = |
|
| 6. | 388 | + | 141 | = |
|
| 7. | 492 | + | 342 | = |
|
| 8. | 347 | + | 253 | = |
|
| 9. | 432 | + | 322 | = |
|
| 10. | 455 | + | 325 | = |
|
| Oefening 2 | |||||
| 1. | 389 | + | 326 | = |
|
| 2. | 360 | + | 251 | = |
|
| 3. | 274 | + | 210 | = |
|
| 4. | 411 | + | 222 | = |
|
| 5. | 468 | + | 439 | = |
|
| 6. | 330 | + | 264 | = |
|
| 7. | 373 | + | 180 | = |
|
| 8. | 156 | + | 105 | = |
|
| 9. | 327 | + | 185 | = |
|
| 10. | 431 | + | 138 | = |
|
| Oefening 3 | |||||
| 1. | 375 | + | 157 | = |
|
| 2. | 377 | + | 215 | = |
|
| 3. | 218 | + | 118 | = |
|
| 4. | 114 | + | 107 | = |
|
| 5. | 413 | + | 249 | = |
|
| 6. | 266 | + | 141 | = |
|
| 7. | 480 | + | 420 | = |
|
| 8. | 192 | + | 185 | = |
|
| 9. | 442 | + | 251 | = |
|
| 10. | 472 | + | 112 | = |
|
| Oefening 4 | |||||
| 1. | 394 | + | 205 | = |
|
| 2. | 166 | + | 143 | = |
|
| 3. | 379 | + | 187 | = |
|
| 4. | 449 | + | 134 | = |
|
| 5. | 268 | + | 136 | = |
|
| 6. | 444 | + | 135 | = |
|
| 7. | 299 | + | 293 | = |
|
| 8. | 491 | + | 118 | = |
|
| 9. | 445 | + | 380 | = |
|
| 10. | 452 | + | 244 | = |
|