Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 324 | + | 293 | = |
|
| 2. | 476 | + | 438 | = |
|
| 3. | 259 | + | 206 | = |
|
| 4. | 475 | + | 470 | = |
|
| 5. | 452 | + | 435 | = |
|
| 6. | 395 | + | 229 | = |
|
| 7. | 415 | + | 268 | = |
|
| 8. | 470 | + | 178 | = |
|
| 9. | 472 | + | 116 | = |
|
| 10. | 380 | + | 328 | = |
|
| Oefening 2 | |||||
| 1. | 421 | + | 149 | = |
|
| 2. | 414 | + | 321 | = |
|
| 3. | 484 | + | 180 | = |
|
| 4. | 434 | + | 293 | = |
|
| 5. | 496 | + | 178 | = |
|
| 6. | 390 | + | 325 | = |
|
| 7. | 282 | + | 199 | = |
|
| 8. | 418 | + | 101 | = |
|
| 9. | 304 | + | 246 | = |
|
| 10. | 270 | + | 106 | = |
|
| Oefening 3 | |||||
| 1. | 338 | + | 218 | = |
|
| 2. | 343 | + | 203 | = |
|
| 3. | 451 | + | 318 | = |
|
| 4. | 373 | + | 217 | = |
|
| 5. | 345 | + | 213 | = |
|
| 6. | 492 | + | 267 | = |
|
| 7. | 473 | + | 459 | = |
|
| 8. | 372 | + | 226 | = |
|
| 9. | 298 | + | 165 | = |
|
| 10. | 452 | + | 418 | = |
|
| Oefening 4 | |||||
| 1. | 286 | + | 103 | = |
|
| 2. | 335 | + | 229 | = |
|
| 3. | 402 | + | 255 | = |
|
| 4. | 179 | + | 118 | = |
|
| 5. | 469 | + | 215 | = |
|
| 6. | 336 | + | 301 | = |
|
| 7. | 106 | + | 102 | = |
|
| 8. | 179 | + | 140 | = |
|
| 9. | 405 | + | 324 | = |
|
| 10. | 376 | + | 172 | = |
|