Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 239 | + | 121 | = |
|
| 2. | 417 | + | 346 | = |
|
| 3. | 274 | + | 162 | = |
|
| 4. | 256 | + | 173 | = |
|
| 5. | 468 | + | 281 | = |
|
| 6. | 255 | + | 246 | = |
|
| 7. | 292 | + | 236 | = |
|
| 8. | 373 | + | 301 | = |
|
| 9. | 369 | + | 182 | = |
|
| 10. | 473 | + | 202 | = |
|
| Oefening 2 | |||||
| 1. | 189 | + | 112 | = |
|
| 2. | 329 | + | 238 | = |
|
| 3. | 473 | + | 322 | = |
|
| 4. | 497 | + | 218 | = |
|
| 5. | 476 | + | 403 | = |
|
| 6. | 304 | + | 266 | = |
|
| 7. | 336 | + | 161 | = |
|
| 8. | 315 | + | 105 | = |
|
| 9. | 458 | + | 404 | = |
|
| 10. | 493 | + | 203 | = |
|
| Oefening 3 | |||||
| 1. | 274 | + | 147 | = |
|
| 2. | 484 | + | 284 | = |
|
| 3. | 415 | + | 365 | = |
|
| 4. | 387 | + | 203 | = |
|
| 5. | 385 | + | 168 | = |
|
| 6. | 409 | + | 223 | = |
|
| 7. | 464 | + | 256 | = |
|
| 8. | 258 | + | 154 | = |
|
| 9. | 212 | + | 113 | = |
|
| 10. | 444 | + | 100 | = |
|
| Oefening 4 | |||||
| 1. | 418 | + | 186 | = |
|
| 2. | 498 | + | 364 | = |
|
| 3. | 406 | + | 241 | = |
|
| 4. | 411 | + | 265 | = |
|
| 5. | 250 | + | 125 | = |
|
| 6. | 262 | + | 193 | = |
|
| 7. | 409 | + | 371 | = |
|
| 8. | 454 | + | 208 | = |
|
| 9. | 489 | + | 435 | = |
|
| 10. | 399 | + | 165 | = |
|